ImageSizeMultipliers is an option that specifies how much smaller to render graphics that appear within other constructs.
Interleaving is an option for Image and related functions that specifies whether data corresponding to different channels in an object such as an image should be interleaved.
Invisible[expr] displays as space that is the same size as the formatted version of expr.
Joined
(Built-in Mathematica Symbol) Joined is an option for ListPlot and related functions that specifies whether points in each dataset should be joined into a line, or should be plotted as separate points.
ListLogLinearPlot[{{x_1, y_1}, {x_2, y_2}, ...}] makes a log-linear plot of the specified list of x and y values.ListLogLinearPlot[{list_1, list_2, ...}] plots several lists ...
ListLogLogPlot[{{x_1, y_1}, {x_2, y_2}, ...}] makes a log-log plot of the specified list of x and y values.ListLogLogPlot[{list_1, list_2, ...}] plots several lists of values.
MemoryInUse[] gives the number of bytes currently being used to store all data in the current Mathematica kernel session. MemoryInUse[$FrontEnd] gives the number of bytes ...
NumberFieldClassNumber[\[Theta]] gives the class number for the algebraic number field \[DoubleStruckCapitalQ][\[Theta]] generated by \[Theta].
SelectionCreateCell[notebook] copies the contents of the current selection in a notebook into a new cell. SelectionCreateCell[notebook, sel] sets the current selection after ...
StandardDeviationFilter[image, r] filters image by replacing every value by the standard deviations of the values in its range r neighborhood. StandardDeviationFilter[data, ...