TextClipboardType is an option for cells that specifies how Edit \[FilledRightTriangle] Copy treats a cell when converting it for the system's textual clipboard.
TextData[exprs] is a low-level representation of the contents of a textual cell.
TextJustification is an option for Cell and Inset which specifies how much lines of text can be stretched in order to make them be the same length.
Text
(Built-in Mathematica Symbol) Text[expr] displays with expr in plain text format. Text[expr, coords] is a graphics primitive that displays the textual form of expr centered at the point specified by ...
TextPacket[string] is a MathLink packet containing string, the text output from Mathematica as produced by functions such as Print.
TextRecognize[image] recognizes text in image and returns it as a string.
TextureCoordinateFunction is an option to Plot3D and similar functions that specifies a function that computes texture coordinates.
TextureCoordinateScaling is an option to Plot3D and similar functions that specifies whether arguments supplied to a texture coordinate function should be scaled to lie ...
Texture
(Built-in Mathematica Symbol) Texture[obj] is a graphics directive that specifies that obj should be used as a texture on faces of polygons and other filled graphics objects.
Therefore[x, y] displays as x \[Therefore] y.