Plain
(Built-in Mathematica Symbol) Plain represents a font that is not bold, italic, or underlined.
PossibleZeroQ[expr] gives True if basic symbolic and numerical methods suggest that expr has value zero, and gives False otherwise.
PrintingStyleEnvironment is an option for notebooks which specifies the style environment to be used in printing the notebook on paper.
RenameFile["file_1", "file_2"] renames file_1 to file_2.
Resampling is an option that specifies the method to be used for resampling images.
ScreenStyleEnvironment is an option for notebooks that specifies the style environment to be used in displaying a notebook on the screen.
ScriptMinSize is an option for Style that specifies the minimum font size to use in rendering subscripts, etc.
ShowCellBracket is an option for Cell that specifies whether to display the bracket that indicates the extent of the cell.
Smaller
(Built-in Mathematica Symbol) Smaller is a style or option setting that specifies that objects should be smaller.
TrueQ
(Built-in Mathematica Symbol) TrueQ[expr] yields True if expr is True, and yields False otherwise.