OptionInspectorSettings -> {opt_1 -> val_1, opt_2 -> val_2, ...} is a global option that specifies the display of options in the Option Inspector.
Overlaps is an option to StringCases, StringCount, and StringPosition that specifies how to treat overlapping substrings.
PassEventsUp is an option to EventHandler that specifies whether events handled by a particular event handler should be passed up to event handlers in outer expressions.
PlayRange is an option for Play and related functions which specifies what range of sound amplitude levels should be included.
PolynomialGCD[poly_1, poly_2, ...] gives the greatest common divisor of the polynomials poly_i. PolynomialGCD[poly_1, poly_2, ..., Modulus -> p] evaluates the GCD modulo the ...
PrincipalValue is an option for Integrate that specifies whether the Cauchy principal value should be found for a definite integral.
RenameDirectory["dir_1", "dir_2"] renames the directory dir_1 to dir_2.
SaveDefinitions is an option to Manipulate and related functions that specifies whether current definitions relevant for the evaluation of the expression being manipulated ...
ScheduledTaskObject[id, expr, spec, ...] is a task object specifying future evaluation of expr according to spec.
ScriptSizeMultipliers is an option for Style that specifies how much smaller to render each successive level of subscripts, etc.