StepMonitor is an option for iterative numerical computation functions that gives an expression to evaluate whenever a step is taken by the numerical method used.
ScrollingOptions -> {opt_1 -> val_1, opt_2 -> val_2, ...} is an option for notebooks that specifies settings for scrolling.
SplineClosed is an option for B-spline functions and graphics primitives that specifies whether spline curves or surfaces should be closed.
LabelPoints is an option to DiagramPlot and PlanarGraphPlot that specifies whether to label points according to their position in the input list.
Cycles
(Built-in Mathematica Symbol) Cycles[{cyc_1, cyc_2, ...}] represents a permutation with disjoint cycles cyc_i.
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.
MathieuGroupM24[] represents the sporadic simple Mathieu group M_24.
SplineDegree is an option for spline functions and graphics primitives that specifies the degree of polynomial basis to use.
DiscretePlot[expr, {n, n_max}] generates a plot of the values of expr when n runs from 1 to n_max.DiscretePlot[expr, {n, n_min, n_max}] generates a plot of the values of expr ...