QGamma
(Built-in Mathematica Symbol) QGamma[z, q] gives the q-gamma function \[CapitalGamma]_q (z).
ReferenceLineStyle is an option for QuantilePlot and similar functions that specifies the style used for the reference line.
SectorSpacing is an option to PieChart and related functions that specifies radial spacing of sectors.
SimilarityRules is an option for functions such as SequenceAlignment that gives a list of rules for similarity scores to assume between pairs of elements.
SquaresR[d, n] gives the number of ways r_d (n) to represent the integer n as a sum of d squares.
StartupSound is a global option that specifies whether Mathematica plays a sound when it is launched.
SubscriptBox[x, y] is the low-level box representation for x_y in notebook expressions.
SuperscriptBox[x, y] is the low-level box representation for x^y in notebook expressions.
TableDepth is an option for TableForm and MatrixForm which specifies the maximum number of levels to be printed in tabular or matrix format.
Write
(Built-in Mathematica Symbol) Write[channel, expr_1, expr_2, ...] writes the expressions expr_i in sequence, followed by a newline, to the specified output channel.