RawData
(Built-in Mathematica Symbol) RawData[data] is a low-level representation of the contents of a cell in which Show Cell Expression has been toggled.
SampleDepth is an option for sound primitives that specifies how many bits should be used to encode sound amplitude levels.
SendMail[rules] sends an email message built up from the elements specified in rules.
SubsetEqual[x, y, ...] displays as x \[SubsetEqual] y \[SubsetEqual] ....
Subset
(Built-in Mathematica Symbol) Subset[x, y, ...] displays as x \[Subset] y \[Subset] ....
SuperDagger[expr] displays as expr^\[Dagger].
SuperMinus[expr] displays as expr^-.
SuperPlus[expr] displays as expr^+.
SupersetEqual[x, y, ...] displays as x \[SupersetEqual] y \[SupersetEqual] ....
Superset[x, y, ...] displays as x \[Superset] y \[Superset] ....