listeners;
 
     /**
-     * Contruct a cinematic event (empty constructor).
+     * Construct a cinematic event (empty constructor).
      */
     public AbstractCinematicEvent() {
     }
 
     /**
-     * Contruct a cinematic event with the given initial duration.
+     * Construct a cinematic event with the given initial duration.
      * @param initialDuration 
      */
     public AbstractCinematicEvent(float initialDuration) {
@@ -81,7 +81,7 @@ public abstract class AbstractCinematicEvent implements CinematicEvent {
     }
 
     /**
-     * Contruct a cinematic event with the given loopMode.
+     * Construct a cinematic event with the given loopMode.
      * @param loopMode 
      */
     public AbstractCinematicEvent(LoopMode loopMode) {
@@ -89,7 +89,7 @@ public abstract class AbstractCinematicEvent implements CinematicEvent {
     }
 
     /**
-     * Contruct a cinematic event with the given loopMode and the given initialDuration.
+     * Construct a cinematic event with the given loopMode and the given initialDuration.
      * @param initialDuration the duration of the event at speed = 1.
      * @param loopMode the loop mode of the event.
      */
@@ -199,7 +199,7 @@ public abstract class AbstractCinematicEvent implements CinematicEvent {
     public abstract void onPause();
 
     /**
-     * Returns the actual duration of the animtion (initialDuration/speed)
+     * Returns the actual duration of the animation (initialDuration/speed)
      * @return
      */
     public float getDuration() {
diff --git a/jme3-core/src/main/java/com/jme3/cinematic/events/AnimationEvent.java b/jme3-core/src/main/java/com/jme3/cinematic/events/AnimationEvent.java
index 738b445b1..c77da581d 100644
--- a/jme3-core/src/main/java/com/jme3/cinematic/events/AnimationEvent.java
+++ b/jme3-core/src/main/java/com/jme3/cinematic/events/AnimationEvent.java
@@ -77,7 +77,7 @@ public class AnimationEvent extends AbstractCinematicEvent {
 
     /**
      * used for serialization don't call directly use one of the following
-     * contructors
+     * constructors
      */
     public AnimationEvent() {
     }
@@ -99,7 +99,7 @@ public class AnimationEvent extends AbstractCinematicEvent {
      *
      * @param model the model on which the animation will be played
      * @param animationName the name of the animation to play
-     * @param initialDuration the initialduration of the event
+     * @param initialDuration the initial duration of the event
      */
     public AnimationEvent(Spatial model, String animationName, float initialDuration) {
         super(initialDuration);
@@ -127,7 +127,7 @@ public class AnimationEvent extends AbstractCinematicEvent {
      *
      * @param model the model on which the animation will be played
      * @param animationName the name of the animation to play
-     * @param initialDuration the initialduration of the event
+     * @param initialDuration the initial duration of the event
      * @param loopMode the loopMode
      * @see LoopMode
      */
@@ -142,7 +142,7 @@ public class AnimationEvent extends AbstractCinematicEvent {
      *
      * @param model the model on which the animation will be played
      * @param animationName the name of the animation to play
-     * @param initialDuration the initialduration of the event
+     * @param initialDuration the initial duration of the event
      * @param blendTime the time during the animation are gonna be blended
      * @see AnimChannel#setAnim(java.lang.String, float)
      */
@@ -176,7 +176,7 @@ public class AnimationEvent extends AbstractCinematicEvent {
      *
      * @param model the model on which the animation will be played
      * @param animationName the name of the animation to play
-     * @param initialDuration the initialduration of the event
+     * @param initialDuration the initial duration of the event
      * @param loopMode the loopMode
      * @see LoopMode
      * @param blendTime the time during the animation are gonna be blended
@@ -245,7 +245,7 @@ public class AnimationEvent extends AbstractCinematicEvent {
      *
      * @param model the model on which the animation will be played
      * @param animationName the name of the animation to play
-     * @param initialDuration the initialduration of the event
+     * @param initialDuration the initial duration of the event
      * @param channelIndex the index of the channel default is 0. Events on the
      * same channelIndex will use the same channel.
      */
@@ -261,7 +261,7 @@ public class AnimationEvent extends AbstractCinematicEvent {
      *
      * @param model the model on which the animation will be played
      * @param animationName the name of the animation to play
-     * @param initialDuration the initialduration of the event
+     * @param initialDuration the initial duration of the event
      * @param loopMode the loopMode
      * @see LoopMode
      * @param channelIndex the index of the channel default is 0. Events on the
diff --git a/jme3-core/src/main/java/com/jme3/cinematic/events/CinematicEvent.java b/jme3-core/src/main/java/com/jme3/cinematic/events/CinematicEvent.java
index ddac3f01f..d5355c9c1 100644
--- a/jme3-core/src/main/java/com/jme3/cinematic/events/CinematicEvent.java
+++ b/jme3-core/src/main/java/com/jme3/cinematic/events/CinematicEvent.java
@@ -136,7 +136,7 @@ public interface CinematicEvent extends Savable {
     public void initEvent(Application app, Cinematic cinematic);
     
     /**
-     * When this method is invoked, the event should fast forward to the given time according tim 0 is the start of the event.
+     * When this method is invoked, the event should fast forward to the given time according time 0 is the start of the event.
      * @param time the time to fast forward to
      */
     public void setTime(float time);    
diff --git a/jme3-core/src/main/java/com/jme3/cinematic/events/MotionEvent.java b/jme3-core/src/main/java/com/jme3/cinematic/events/MotionEvent.java
index 60acb4c56..0a070e922 100644
--- a/jme3-core/src/main/java/com/jme3/cinematic/events/MotionEvent.java
+++ b/jme3-core/src/main/java/com/jme3/cinematic/events/MotionEvent.java
@@ -90,8 +90,8 @@ public class MotionEvent extends AbstractCinematicEvent implements Control, JmeC
          */
         Path,
         /**
-         * The target rotates with the direction of the path but with the additon of a rtotation
-         * you need to use the setRotation mathod when using this Direction
+         * The target rotates with the direction of the path but with the addition of a rotation
+         * you need to use the setRotation method when using this Direction
          */
         PathAndRotation,
         /**
diff --git a/jme3-core/src/main/java/com/jme3/cinematic/events/SoundEvent.java b/jme3-core/src/main/java/com/jme3/cinematic/events/SoundEvent.java
index 1d52f221f..02c3ae754 100644
--- a/jme3-core/src/main/java/com/jme3/cinematic/events/SoundEvent.java
+++ b/jme3-core/src/main/java/com/jme3/cinematic/events/SoundEvent.java
@@ -54,7 +54,7 @@ public class SoundEvent extends AbstractCinematicEvent {
 
     /**
      * creates a sound track from the given resource path
-     * @param path the path to an audi file (ie : "Sounds/mySound.wav")
+     * @param path the path to an audio file (ie : "Sounds/mySound.wav")
      */
     public SoundEvent(String path) {
         this.path = path;
@@ -62,7 +62,7 @@ public class SoundEvent extends AbstractCinematicEvent {
 
     /**
      * creates a sound track from the given resource path
-     * @param path the path to an audi file (ie : "Sounds/mySound.wav")
+     * @param path the path to an audio file (ie : "Sounds/mySound.wav")
      * @param stream true to make the audio data streamed
      */
     public SoundEvent(String path, boolean stream) {
@@ -72,9 +72,9 @@ public class SoundEvent extends AbstractCinematicEvent {
 
     /**
      * creates a sound track from the given resource path
-     * @param path the path to an audi file (ie : "Sounds/mySound.wav")
+     * @param path the path to an audio file (ie : "Sounds/mySound.wav")
      * @param stream true to make the audio data streamed
-     * @param initialDuration the nitial duration of the event
+     * @param initialDuration the initial duration of the event
      */
     public SoundEvent(String path, boolean stream, float initialDuration) {
         super(initialDuration);
@@ -84,7 +84,7 @@ public class SoundEvent extends AbstractCinematicEvent {
 
     /**
      * creates a sound track from the given resource path
-     * @param path the path to an audi file (ie : "Sounds/mySound.wav")
+     * @param path the path to an audio file (ie : "Sounds/mySound.wav")
      * @param stream true to make the audio data streamed
      * @param loopMode the loopMode 
      * @see LoopMode
@@ -97,9 +97,9 @@ public class SoundEvent extends AbstractCinematicEvent {
 
      /**
      * creates a sound track from the given resource path
-     * @param path the path to an audi file (ie : "Sounds/mySound.wav")
+     * @param path the path to an audio file (ie : "Sounds/mySound.wav")
      * @param stream true to make the audio data streamed
-     * @param initialDuration the nitial duration of the event
+     * @param initialDuration the initial duration of the event
      * @param loopMode the loopMode 
      * @see LoopMode
      */
@@ -111,8 +111,8 @@ public class SoundEvent extends AbstractCinematicEvent {
 
      /**
      * creates a sound track from the given resource path
-     * @param path the path to an audi file (ie : "Sounds/mySound.wav")    
-     * @param initialDuration the nitial duration of the event
+     * @param path the path to an audio file (ie : "Sounds/mySound.wav")    
+     * @param initialDuration the initial duration of the event
      */
     public SoundEvent(String path, float initialDuration) {
         super(initialDuration);
@@ -121,7 +121,7 @@ public class SoundEvent extends AbstractCinematicEvent {
 
      /**
      * creates a sound track from the given resource path
-     * @param path the path to an audi file (ie : "Sounds/mySound.wav")   
+     * @param path the path to an audio file (ie : "Sounds/mySound.wav")   
      * @param loopMode the loopMode 
      * @see LoopMode
      */
@@ -132,8 +132,8 @@ public class SoundEvent extends AbstractCinematicEvent {
 
      /**
      * creates a sound track from the given resource path
-     * @param path the path to an audi file (ie : "Sounds/mySound.wav")    
-     * @param initialDuration the nitial duration of the event
+     * @param path the path to an audio file (ie : "Sounds/mySound.wav")    
+     * @param initialDuration the initial duration of the event
      * @param loopMode the loopMode 
      * @see LoopMode
      */
@@ -192,7 +192,7 @@ public class SoundEvent extends AbstractCinematicEvent {
     }
 
     /**
-     *  Returns the underlying audion node of this sound track
+     *  Returns the underlying audio node of this sound track
      * @return
      */
     public AudioNode getAudioNode() {
diff --git a/jme3-core/src/main/java/com/jme3/cinematic/events/SoundTrack.java b/jme3-core/src/main/java/com/jme3/cinematic/events/SoundTrack.java
index 2b245b757..33d34a571 100644
--- a/jme3-core/src/main/java/com/jme3/cinematic/events/SoundTrack.java
+++ b/jme3-core/src/main/java/com/jme3/cinematic/events/SoundTrack.java
@@ -43,7 +43,7 @@ public class SoundTrack extends SoundEvent {
 
     /**
      * creates a sound track from the given resource path
-     * @param path the path to an audi file (ie : "Sounds/mySound.wav")
+     * @param path the path to an audio file (ie : "Sounds/mySound.wav")
      */    
     public SoundTrack(String path) {
         super(path);
@@ -51,7 +51,7 @@ public class SoundTrack extends SoundEvent {
 
     /**
      * creates a sound track from the given resource path
-     * @param path the path to an audi file (ie : "Sounds/mySound.wav")
+     * @param path the path to an audio file (ie : "Sounds/mySound.wav")
      * @param stream true to make the audio data streamed
      */    
     public SoundTrack(String path, boolean stream) {
diff --git a/jme3-core/src/main/java/com/jme3/input/ChaseCamera.java b/jme3-core/src/main/java/com/jme3/input/ChaseCamera.java
index de2c6e8ae..2ffe850fe 100644
--- a/jme3-core/src/main/java/com/jme3/input/ChaseCamera.java
+++ b/jme3-core/src/main/java/com/jme3/input/ChaseCamera.java
@@ -267,8 +267,8 @@ public class ChaseCamera implements ActionListener, AnalogListener, Control, Jme
     }
 
     /**
-     * Sets custom triggers for toggleing the rotation of the cam
-     * deafult are
+     * Sets custom triggers for toggling the rotation of the cam
+     * default are
      * new MouseButtonTrigger(MouseInput.BUTTON_LEFT)  left mouse button
      * new MouseButtonTrigger(MouseInput.BUTTON_RIGHT)  right mouse button
      * @param triggers
@@ -280,7 +280,7 @@ public class ChaseCamera implements ActionListener, AnalogListener, Control, Jme
     }
 
     /**
-     * Sets custom triggers for zomming in the cam
+     * Sets custom triggers for zooming in the cam
      * default is
      * new MouseAxisTrigger(MouseInput.AXIS_WHEEL, true)  mouse wheel up
      * @param triggers
@@ -292,7 +292,7 @@ public class ChaseCamera implements ActionListener, AnalogListener, Control, Jme
     }
 
     /**
-     * Sets custom triggers for zomming out the cam
+     * Sets custom triggers for zooming out the cam
      * default is
      * new MouseAxisTrigger(MouseInput.AXIS_WHEEL, false)  mouse wheel down
      * @param triggers
@@ -719,7 +719,7 @@ public class ChaseCamera implements ActionListener, AnalogListener, Control, Jme
     }
 
     /**
-     * Sets the rotation sensitivity, the lower the value the slower the camera will rotates around the target when draging with the mouse
+     * Sets the rotation sensitivity, the lower the value the slower the camera will rotates around the target when dragging with the mouse
      * default is 5, values over 5 should have no effect.
      * If you want a significant slow down try values below 1.
      * Only has an effect if smoothMotion is set to true
@@ -820,7 +820,7 @@ public class ChaseCamera implements ActionListener, AnalogListener, Control, Jme
     }
 
     /**
-     * Sets the default distance at start of applicaiton
+     * Sets the default distance at start of application
      * @param defaultDistance
      */
     public void setDefaultDistance(float defaultDistance) {
diff --git a/jme3-core/src/main/java/com/jme3/light/SpotLight.java b/jme3-core/src/main/java/com/jme3/light/SpotLight.java
index 982488687..636f1447f 100644
--- a/jme3-core/src/main/java/com/jme3/light/SpotLight.java
+++ b/jme3-core/src/main/java/com/jme3/light/SpotLight.java
@@ -48,7 +48,7 @@ import java.io.IOException;
 /**
  * Represents a spot light.
  * A spot light emits a cone of light from a position and in a direction.
- * It can be used to fake torch lights or cars' lights.
+ * It can be used to fake torch lights or car's lights.
  * 
  * In addition to a position and a direction, spot lights also have a range which 
  * can be used to attenuate the influence of the light depending on the 
@@ -415,7 +415,7 @@ public class SpotLight extends Light {
 
     /**
      * for internal use only
-     * @return the cosines of the inner and outter angle packed in a float
+     * @return the cosines of the inner and outer angle packed in a float
      */
     public float getPackedAngleCos() {
         return packedAngleCos;
diff --git a/jme3-core/src/main/java/com/jme3/math/Spline.java b/jme3-core/src/main/java/com/jme3/math/Spline.java
index 2220ea8b7..2f3155c55 100644
--- a/jme3-core/src/main/java/com/jme3/math/Spline.java
+++ b/jme3-core/src/main/java/com/jme3/math/Spline.java
@@ -273,8 +273,8 @@ public class Spline implements Savable {
     }
 
     /**
-     * Iterpolate a position on the spline
-     * @param value a value from 0 to 1 that represent the postion between the curent control point and the next one
+     * Interpolate a position on the spline
+     * @param value a value from 0 to 1 that represent the position between the current control point and the next one
      * @param currentControlPoint the current control point
      * @param store a vector to store the result (use null to create a new one that will be returned by the method)
      * @return the position
@@ -350,7 +350,7 @@ public class Spline implements Savable {
     }
 
     /**
-     * return the total lenght of the spline
+     * return the total length of the spline
      */
     public float getTotalLength() {
         return totalLength;
@@ -380,7 +380,7 @@ public class Spline implements Savable {
     }
 
     /**
-     * returns a list of float representing the segments lenght
+     * returns a list of float representing the segments length
      */
     public List getSegmentsLength() {
         return segmentsLength;
diff --git a/jme3-core/src/main/java/com/jme3/shader/Glsl100ShaderGenerator.java b/jme3-core/src/main/java/com/jme3/shader/Glsl100ShaderGenerator.java
index ffe96d0f0..9edcd505a 100644
--- a/jme3-core/src/main/java/com/jme3/shader/Glsl100ShaderGenerator.java
+++ b/jme3-core/src/main/java/com/jme3/shader/Glsl100ShaderGenerator.java
@@ -66,7 +66,7 @@ public class Glsl100ShaderGenerator extends ShaderGenerator {
     }
 
     /**
-     * decalre a list of uniforms
+     * declare a list of uniforms
      *
      * @param source the source to append to
      * @param uniforms the list of uniforms
@@ -81,7 +81,7 @@ public class Glsl100ShaderGenerator extends ShaderGenerator {
     /**
      * {@inheritDoc}
      *
-     * attributes are all declared, inPositon is decalred even if it's not in
+     * attributes are all declared, inPositon is declared even if it's not in
      * the list and it's condition is nulled.
      */
     @Override
@@ -187,7 +187,7 @@ public class Glsl100ShaderGenerator extends ShaderGenerator {
     }
 
     /**
-     * Appends an ouput assignment to a shader globalOutputName =
+     * Appends an output assignment to a shader globalOutputName =
      * nameSpace_varName;
      *
      * @param source the source StringBuilter to append the code.
@@ -212,7 +212,7 @@ public class Glsl100ShaderGenerator extends ShaderGenerator {
      * 
      * 1. declaring and mapping input
      * variables : variable replaced with MatParams or WorldParams are not
-     * declared and are replaced by the parma acual name in the code. For others
+     * declared and are replaced by the param actual name in the code. For others
      * variables, the name space is appended with a "_" before the variable name
      * in the code to avoid names collision between shaderNodes. 
      * 
@@ -227,7 +227,7 @@ public class Glsl100ShaderGenerator extends ShaderGenerator {
      * 4. mapping outputs to global output if needed
      * 
      *
-     * All of this is embed in a #if coditional statement if needed
+     * All of this is embed in a #if conditional statement if needed
      */
     @Override
     protected void generateNodeMainSection(StringBuilder source, ShaderNode shaderNode, String nodeSource, ShaderGenerationInfo info) {
@@ -432,7 +432,7 @@ public class Glsl100ShaderGenerator extends ShaderGenerator {
     /**
      * replaces a variable name in a shaderNode source code by prefixing it 
      * with its nameSpace and "_" if needed.
-     * @param nodeSource the source ot modify
+     * @param nodeSource the source to modify
      * @param var the variable to replace
      * @return the modified source
      */
@@ -476,7 +476,7 @@ public class Glsl100ShaderGenerator extends ShaderGenerator {
 
     /**
      * returns the name space to append for a variable. 
-     * Attributes, WorldParam and MatParam names psace must not be appended
+     * Attributes, WorldParam and MatParam names space must not be appended
      * @param var the variable
      * @return the namespace to append for this variable
      */
@@ -493,7 +493,7 @@ public class Glsl100ShaderGenerator extends ShaderGenerator {
      * One can use a #if defined(inputVariableName) in a shaderNode code.
      * This method is responsible for changing the variable name with the 
      * appropriate defined based on the mapping condition of this variable.
-     * Complex condition synthax are handled.     
+     * Complex condition syntax are handled.     
      * 
      * @param nodeSource the sahderNode source code
      * @param shaderNode the ShaderNode being processed
@@ -574,7 +574,7 @@ public class Glsl100ShaderGenerator extends ShaderGenerator {
      * @param source the StringBuilder to use
      * @param var the variable to declare as an varying
      * @param input a boolean set to true if the this varying is an input.
-     * this in not used in this implementaiton but can be used in overidings 
+     * this in not used in this implementation but can be used in overridings 
      * implementation
      */
     protected void declareVarying(StringBuilder source, ShaderNodeVariable var, boolean input) {
diff --git a/jme3-core/src/main/java/com/jme3/shadow/AbstractShadowFilter.java b/jme3-core/src/main/java/com/jme3/shadow/AbstractShadowFilter.java
index f882ac580..0d839be29 100644
--- a/jme3-core/src/main/java/com/jme3/shadow/AbstractShadowFilter.java
+++ b/jme3-core/src/main/java/com/jme3/shadow/AbstractShadowFilter.java
@@ -51,7 +51,7 @@ import java.io.IOException;
 /**
  *
  * Generic abstract filter that holds common implementations for the different
- * shadow filtesr
+ * shadow filters
  *
  * @author Rémy Bouquet aka Nehon
  */
@@ -140,7 +140,7 @@ public abstract class AbstractShadowFilter ext
 
     /**
      * Set the distance from the eye where the shadows will be rendered default
-     * value is dynamicaly computed to the shadow casters/receivers union bound
+     * value is dynamically computed to the shadow casters/receivers union bound
      * zFar, capped to view frustum far value.
      *
      * @param zFar the zFar values that override the computed one
@@ -181,7 +181,7 @@ public abstract class AbstractShadowFilter ext
 
     /**
      * Set the shadowIntensity, the value should be between 0 and 1, a 0 value
-     * gives a bright and invisilble shadow, a 1 value gives a pitch black
+     * gives a bright and invisible shadow, a 1 value gives a pitch black
      * shadow, default is 0.7
      *
      * @param shadowIntensity the darkness of the shadow
@@ -285,7 +285,7 @@ public abstract class AbstractShadowFilter ext
     /**
      * returns the pre shadows pass render state.
      * use it to adjust the RenderState parameters of the pre shadow pass.
-     * Note that this will be overriden if the preShadow technique in the material has a ForcedRenderState
+     * Note that this will be overridden if the preShadow technique in the material has a ForcedRenderState
      * @return the pre shadow render state.
      */
     public RenderState getPreShadowForcedRenderState() {
diff --git a/jme3-core/src/main/java/com/jme3/shadow/AbstractShadowRenderer.java b/jme3-core/src/main/java/com/jme3/shadow/AbstractShadowRenderer.java
index d1b4586b3..7ae9f9cfd 100644
--- a/jme3-core/src/main/java/com/jme3/shadow/AbstractShadowRenderer.java
+++ b/jme3-core/src/main/java/com/jme3/shadow/AbstractShadowRenderer.java
@@ -621,7 +621,7 @@ public abstract class AbstractShadowRenderer implements SceneProcessor, Savable
 
     /**
      * Set the distance from the eye where the shadows will be rendered default
-     * value is dynamicaly computed to the shadow casters/receivers union bound
+     * value is dynamically computed to the shadow casters/receivers union bound
      * zFar, capped to view frustum far value.
      *
      * @param zFar the zFar values that override the computed one
@@ -752,7 +752,7 @@ public abstract class AbstractShadowRenderer implements SceneProcessor, Savable
     /**
      * returns the pre shadows pass render state.
      * use it to adjust the RenderState parameters of the pre shadow pass.
-     * Note that this will be overriden if the preShadow technique in the material has a ForcedRenderState
+     * Note that this will be overridden if the preShadow technique in the material has a ForcedRenderState
      * @return the pre shadow render state.
      */
     public RenderState getPreShadowForcedRenderState() {
diff --git a/jme3-core/src/main/java/com/jme3/shadow/PssmShadowFilter.java b/jme3-core/src/main/java/com/jme3/shadow/PssmShadowFilter.java
index eda1c5ee6..eecd9a28a 100644
--- a/jme3-core/src/main/java/com/jme3/shadow/PssmShadowFilter.java
+++ b/jme3-core/src/main/java/com/jme3/shadow/PssmShadowFilter.java
@@ -140,7 +140,7 @@ public class PssmShadowFilter extends Filter {
     }
 
     /**
-     * returns the labda parameter
+     * returns the lambda parameter
      * @see #setLambda(float lambda)
      * @return lambda
      */
@@ -171,7 +171,7 @@ public class PssmShadowFilter extends Filter {
 
     /**
      * Set the distance from the eye where the shadows will be rendered
-     * default value is dynamicaly computed to the shadow casters/receivers union bound zFar, capped to view frustum far value.
+     * default value is dynamically computed to the shadow casters/receivers union bound zFar, capped to view frustum far value.
      * @param zFar the zFar values that override the computed one
      */
     public void setShadowZExtend(float zFar) {
@@ -179,7 +179,7 @@ public class PssmShadowFilter extends Filter {
     }
 
     /**
-     * returns the shdaow intensity
+     * returns the shadow intensity
      * @see #setShadowIntensity(float shadowIntensity)
      * @return shadowIntensity
      */
@@ -189,7 +189,7 @@ public class PssmShadowFilter extends Filter {
 
     /**
      * Set the shadowIntensity, the value should be between 0 and 1,
-     * a 0 value gives a bright and invisilble shadow,
+     * a 0 value gives a bright and invisible shadow,
      * a 1 value gives a pitch black shadow,
      * default is 0.7
      * @param shadowIntensity the darkness of the shadow
diff --git a/jme3-core/src/main/java/com/jme3/shadow/PssmShadowRenderer.java b/jme3-core/src/main/java/com/jme3/shadow/PssmShadowRenderer.java
index a4f06df41..bf6362d62 100644
--- a/jme3-core/src/main/java/com/jme3/shadow/PssmShadowRenderer.java
+++ b/jme3-core/src/main/java/com/jme3/shadow/PssmShadowRenderer.java
@@ -481,7 +481,7 @@ public class PssmShadowRenderer implements SceneProcessor {
     }
 
     /**
-     * For dubuging purpose Allow to "snapshot" the current frustrum to the
+     * For debugging purpose Allow to "snapshot" the current frustrum to the
      * scene
      */
     public void displayDebug() {
@@ -591,7 +591,7 @@ public class PssmShadowRenderer implements SceneProcessor {
     }
 
     /**
-     * returns the labda parameter see #setLambda(float lambda)
+     * returns the lambda parameter see #setLambda(float lambda)
      *
      * @return lambda
      */
@@ -623,7 +623,7 @@ public class PssmShadowRenderer implements SceneProcessor {
 
     /**
      * Set the distance from the eye where the shadows will be rendered default
-     * value is dynamicaly computed to the shadow casters/receivers union bound
+     * value is dynamically computed to the shadow casters/receivers union bound
      * zFar, capped to view frustum far value.
      *
      * @param zFar the zFar values that override the computed one
@@ -637,7 +637,7 @@ public class PssmShadowRenderer implements SceneProcessor {
     }
 
     /**
-     * returns the shdaow intensity
+     * returns the shadow intensity
      *
      * @see #setShadowIntensity(float shadowIntensity)
      * @return shadowIntensity
@@ -648,7 +648,7 @@ public class PssmShadowRenderer implements SceneProcessor {
 
     /**
      * Set the shadowIntensity, the value should be between 0 and 1, a 0 value
-     * gives a bright and invisilble shadow, a 1 value gives a pitch black
+     * gives a bright and invisible shadow, a 1 value gives a pitch black
      * shadow, default is 0.7
      *
      * @param shadowIntensity the darkness of the shadow
diff --git a/jme3-core/src/main/java/com/jme3/util/BufferUtils.java b/jme3-core/src/main/java/com/jme3/util/BufferUtils.java
index feb3ff8cd..20189afb1 100644
--- a/jme3-core/src/main/java/com/jme3/util/BufferUtils.java
+++ b/jme3-core/src/main/java/com/jme3/util/BufferUtils.java
@@ -325,7 +325,7 @@ public final class BufferUtils {
      * @param buf
      *            the buffer to insert into
      * @param index
-     *            the postion to place the data; in terms of quaternions not floats
+     *            the position to place the data; in terms of quaternions not floats
      */
     public static void setInBuffer(Quaternion quat, FloatBuffer buf,
             int index) {
@@ -345,7 +345,7 @@ public final class BufferUtils {
      * @param buf
      *            the buffer to insert into
      * @param index
-     *            the postion to place the data; in terms of vector4 not floats
+     *            the position to place the data; in terms of vector4 not floats
      */
     public static void setInBuffer(Vector4f vec, FloatBuffer buf,
             int index) {
@@ -438,7 +438,7 @@ public final class BufferUtils {
 
     /**
      * Copies a Vector3f from one position in the buffer to another. The index
-     * values are in terms of vector number (eg, vector number 0 is postions 0-2
+     * values are in terms of vector number (eg, vector number 0 is positions 0-2
      * in the FloatBuffer.)
      * 
      * @param buf
@@ -600,7 +600,7 @@ public final class BufferUtils {
      * @param buf
      *            the buffer to insert into
      * @param index
-     *            the postion to place the data; in terms of vectors not floats
+     *            the position to place the data; in terms of vectors not floats
      */
     public static void setInBuffer(Vector2f vector, FloatBuffer buf, int index) {
         buf.put(index * 2, vector.x);
@@ -643,7 +643,7 @@ public final class BufferUtils {
 
     /**
      * Copies a Vector2f from one position in the buffer to another. The index
-     * values are in terms of vector number (eg, vector number 0 is postions 0-1
+     * values are in terms of vector number (eg, vector number 0 is positions 0-1
      * in the FloatBuffer.)
      * 
      * @param buf
@@ -835,7 +835,7 @@ public final class BufferUtils {
 
     /**
      * Creates a new DoubleBuffer with the same contents as the given
-     * DoubleBuffer. The new DoubleBuffer is seperate from the old one and
+     * DoubleBuffer. The new DoubleBuffer is separate from the old one and
      * changes are not reflected across. If you want to reflect changes,
      * consider using Buffer.duplicate().
      * 
@@ -897,7 +897,7 @@ public final class BufferUtils {
 
     /**
      * Creates a new FloatBuffer with the same contents as the given
-     * FloatBuffer. The new FloatBuffer is seperate from the old one and changes
+     * FloatBuffer. The new FloatBuffer is separate from the old one and changes
      * are not reflected across. If you want to reflect changes, consider using
      * Buffer.duplicate().
      * 
@@ -960,7 +960,7 @@ public final class BufferUtils {
 
     /**
      * Creates a new IntBuffer with the same contents as the given IntBuffer.
-     * The new IntBuffer is seperate from the old one and changes are not
+     * The new IntBuffer is separate from the old one and changes are not
      * reflected across. If you want to reflect changes, consider using
      * Buffer.duplicate().
      * 
@@ -1116,7 +1116,7 @@ public final class BufferUtils {
 
     /**
      * Creates a new ShortBuffer with the same contents as the given ShortBuffer.
-     * The new ShortBuffer is seperate from the old one and changes are not
+     * The new ShortBuffer is separate from the old one and changes are not
      * reflected across. If you want to reflect changes, consider using
      * Buffer.duplicate().
      * 
diff --git a/jme3-core/src/main/java/com/jme3/util/ListSort.java b/jme3-core/src/main/java/com/jme3/util/ListSort.java
index db16ef10c..8f61961ad 100644
--- a/jme3-core/src/main/java/com/jme3/util/ListSort.java
+++ b/jme3-core/src/main/java/com/jme3/util/ListSort.java
@@ -124,7 +124,7 @@ public class ListSort {
     }
 
     /**
-     * Allocate temp veriables for the given length This method should be called
+     * Allocate temp variables for the given length This method should be called
      * at least once, but only if the length of the list to sort changed before
      * sorting
      *
@@ -427,7 +427,7 @@ public class ListSort {
     /**
      * Merge runs A and B where A index in the stack is idx and B index is idx+1
      *
-     * @param idx index of the firts of two runs to merge
+     * @param idx index of the first of two runs to merge
      */
     private void mergeRuns(int idx) {
 
diff --git a/jme3-core/src/main/java/com/jme3/util/MaterialDebugAppState.java b/jme3-core/src/main/java/com/jme3/util/MaterialDebugAppState.java
index 6197aca35..01464f67b 100644
--- a/jme3-core/src/main/java/com/jme3/util/MaterialDebugAppState.java
+++ b/jme3-core/src/main/java/com/jme3/util/MaterialDebugAppState.java
@@ -67,10 +67,10 @@ import java.util.logging.Logger;
  * This appState is for debug purpose only, and was made to provide an easy way 
  * to test shaders, with a live update capability.
  * 
- * This calss provides and easy way to reload a material and catches compilation
+ * This class provides and easy way to reload a material and catches compilation
  * errors when needed and displays the error in the console.
  * 
- * If no error accur on compilation, the material is reloaded in the scene.
+ * If no error occur on compilation, the material is reloaded in the scene.
  * 
  * You can either trigger the reload when pressing a key (or whatever input is 
  * supported by Triggers you can attach to the input manager), or trigger it 
diff --git a/jme3-core/src/main/java/com/jme3/util/mikktspace/MikktspaceTangentGenerator.java b/jme3-core/src/main/java/com/jme3/util/mikktspace/MikktspaceTangentGenerator.java
index af20b842b..d3f6f4395 100644
--- a/jme3-core/src/main/java/com/jme3/util/mikktspace/MikktspaceTangentGenerator.java
+++ b/jme3-core/src/main/java/com/jme3/util/mikktspace/MikktspaceTangentGenerator.java
@@ -23,7 +23,7 @@ import java.util.logging.Logger;
  * https://developer.blender.org/diffusion/B/browse/master/intern/mikktspace/mikktspace.c
  * https://developer.blender.org/diffusion/B/browse/master/intern/mikktspace/mikktspace.h
  * 
- * MikkTspace looks like the new standard of tengent generation in 3D softwares.
+ * MikkTspace looks like the new standard of tangent generation in 3D softwares.
  * Xnormal, Blender, Substance painter, and many more use it.
  * 
  * Usage is :
diff --git a/jme3-core/src/tools/java/jme3tools/optimize/LodGenerator.java b/jme3-core/src/tools/java/jme3tools/optimize/LodGenerator.java
index 41ee727a9..56bc02bd1 100644
--- a/jme3-core/src/tools/java/jme3tools/optimize/LodGenerator.java
+++ b/jme3-core/src/tools/java/jme3tools/optimize/LodGenerator.java
@@ -81,14 +81,14 @@ import java.util.logging.Logger;
  * informations can be found here http://www.melax.com/polychop
  * http://sajty.elementfx.com/progressivemesh/GSoC2012.pdf 
  *
- * The algorithm sort the vertice according to their collapsse cost
+ * 
The algorithm sort vertices according to their collapse cost
  * ascending. It collapse from the "cheapest" vertex to the more expensive.
  * Usage : 
  * 
  *      LodGenerator lODGenerator = new LodGenerator(geometry);
  *      lODGenerator.bakeLods(reductionMethod,reductionvalue);
  * 
 redutionMethod type is VertexReductionMethod described here
- * {@link TriangleReductionMethod} reductionvalue depends on the
+ * {@link TriangleReductionMethod} reduction value depends on the
  * reductionMethod
  *
  *
@@ -111,7 +111,7 @@ public class LodGenerator {
     private Mesh mesh;
 
     /**
-     * Describe the way trinagles will be removed. 
 PROPORTIONAL :
+     * Describe the way triangles will be removed. 
 PROPORTIONAL :
      * Percentage of triangles to be removed from the mesh. Valid range is a
      * number between 0.0 and 1.0 
 CONSTANT : Triangle count to be removed
      * from the mesh. Pass only integers or it will be rounded. 
@@ -240,7 +240,7 @@ public class LodGenerator {
         }
     }
     /**
-     * Compartator used to sort vertices according to their collapse cost
+     * Comparator used to sort vertices according to their collapse cost
      */
     private Comparator collapseComparator = new Comparator() {
         public int compare(Vertex o1, Vertex o2) {
@@ -525,14 +525,14 @@ public class LodGenerator {
 
     /**
      * Computes the lod and return a list of VertexBuffers that can then be used
-     * for lod (use Mesg.setLodLevels(VertexBuffer[]))
+     * for lod (use Mesh.setLodLevels(VertexBuffer[]))
      *
      * This method must be fed with the reduction method
      * {@link TriangleReductionMethod} and a list of reduction values.
 for
      * each value a lod will be generated. 
 The resulting array will always
      * contain at index 0 the original index buffer of the mesh. 
      * Important note : some meshes cannot be decimated, so the
-     * result of this method can varry depending of the given mesh. Also the
+     * result of this method can vary depending of the given mesh. Also the
      * reduction values are indicative and the produces mesh will not always
      * meet the required reduction.
      *
@@ -597,7 +597,7 @@ public class LodGenerator {
      * This method must be fed with the reduction method
      * {@link TriangleReductionMethod} and a list of reduction values.
 for
      * each value a lod will be generated. 
 Important note :
-     * some meshes cannot be decimated, so the result of this method can varry
+     * some meshes cannot be decimated, so the result of this method can vary
      * depending of the given mesh. Also the reduction values are indicative and
      * the produces mesh will not always meet the required reduction.
      *