SampleRate is an option for sound primitives that specifies the number of samples per second to generate for sounds.
SaveAutoDelete is an option for ErrorBox objects that specifies whether the ErrorBox is automatically deleted when the notebook containing it is saved.
ScreenRectangle is a global option that specifies the position of the screen by giving the coordinates of two diagonally opposite corners.
ScreenStyleEnvironment is an option for notebooks that specifies the style environment to be used in displaying a notebook on the screen.
ScriptLevel is an option for selections that is used in determining the font size of modifiers such as subscripts and superscripts in a nested expression.
ScriptMinSize is an option for Style that specifies the minimum font size to use in rendering subscripts, etc.
Scrollbars is an option for Pane that specifies whether scrollbars should be displayed.
ScrollPosition is an option for Pane that specifies the scroll position of the contents of the pane.
Setting
(Built-in Mathematica Symbol) Setting[expr] replaces control objects such as sliders or popup menus in expr by their settings.
ShortDownArrow[x, y, ...] displays as x\[ShortDownArrow]y\[ShortDownArrow]....