diff --git a/doc/classes/Color.xml b/doc/classes/Color.xml
index c33d007735a..d645588af2f 100644
--- a/doc/classes/Color.xml
+++ b/doc/classes/Color.xml
@@ -269,7 +269,7 @@
 			<argument index="1" name="weight" type="float">
 			</argument>
 			<description>
-				Returns the linear interpolation with another color. The interpolation factor [code]t[/code] is between 0 and 1.
+				Returns the linear interpolation with another color. The interpolation factor [code]weight[/code] is between 0 and 1.
 				[codeblocks]
 				[gdscript]
 				var c1 = Color(1.0, 0.0, 0.0)
diff --git a/doc/classes/Vector2.xml b/doc/classes/Vector2.xml
index b979425b85a..94d4b1a9034 100644
--- a/doc/classes/Vector2.xml
+++ b/doc/classes/Vector2.xml
@@ -229,7 +229,7 @@
 			<argument index="1" name="weight" type="float">
 			</argument>
 			<description>
-				Returns the result of the linear interpolation between this vector and [code]b[/code] by amount [code]t[/code]. [code]t[/code] is on the range of 0.0 to 1.0, representing the amount of interpolation.
+				Returns the result of the linear interpolation between this vector and [code]to[/code] by amount [code]weight[/code]. [code]weight[/code] is on the range of 0.0 to 1.0, representing the amount of interpolation.
 			</description>
 		</method>
 		<method name="move_toward" qualifiers="const">
@@ -464,7 +464,7 @@
 			<argument index="1" name="weight" type="float">
 			</argument>
 			<description>
-				Returns the result of spherical linear interpolation between this vector and [code]b[/code], by amount [code]t[/code]. [code]t[/code] is on the range of 0.0 to 1.0, representing the amount of interpolation.
+				Returns the result of spherical linear interpolation between this vector and [code]to[/code], by amount [code]weight[/code]. [code]weight[/code] is on the range of 0.0 to 1.0, representing the amount of interpolation.
 				[b]Note:[/b] Both vectors must be normalized.
 			</description>
 		</method>
diff --git a/doc/classes/Vector3.xml b/doc/classes/Vector3.xml
index bd568e01ece..0a86369506e 100644
--- a/doc/classes/Vector3.xml
+++ b/doc/classes/Vector3.xml
@@ -204,7 +204,7 @@
 			<argument index="1" name="weight" type="float">
 			</argument>
 			<description>
-				Returns the result of the linear interpolation between this vector and [code]b[/code] by amount [code]weight[/code]. [code]weight[/code] is on the range of 0.0 to 1.0, representing the amount of interpolation.
+				Returns the result of the linear interpolation between this vector and [code]to[/code] by amount [code]weight[/code]. [code]weight[/code] is on the range of 0.0 to 1.0, representing the amount of interpolation.
 			</description>
 		</method>
 		<method name="max_axis" qualifiers="const">
@@ -484,7 +484,7 @@
 			<argument index="1" name="weight" type="float">
 			</argument>
 			<description>
-				Returns the result of spherical linear interpolation between this vector and [code]b[/code], by amount [code]t[/code]. [code]t[/code] is on the range of 0.0 to 1.0, representing the amount of interpolation.
+				Returns the result of spherical linear interpolation between this vector and [code]to[/code], by amount [code]weight[/code]. [code]weight[/code] is on the range of 0.0 to 1.0, representing the amount of interpolation.
 				[b]Note:[/b] Both vectors must be normalized.
 			</description>
 		</method>