EdgeForm[g] is a graphics directive which specifies that edges of polygons and other filled graphics objects are to be drawn using the graphics directive or list of ...
FactorTermsList[poly] gives a list in which the first element is the overall numerical factor in poly, and the second element is the polynomial with the overall factor ...
GraphicsGrid[{{g_11, g_12, ...}, ...}] generates a graphic in which the g_ij are laid out in a two-dimensional grid.
Composition[f_1, f_2, f_3, ...] represents a composition of the functions f_1, f_2, f_3, ....
FrameLabel is an option for Graphics, Manipulate, and related functions that specifies labels to be placed on the edges of a frame.
RealExponent[x] gives log_10 (|x|).RealExponent[x, b] gives log_b (|x|).
VertexList[g] gives the list of vertices for the graph g.VertexList[g, patt] gives a list of vertices that match the pattern patt.
CheckAbort[expr, failexpr] evaluates expr, returning failexpr if an abort occurs.
Masking
(Built-in Mathematica Symbol) Masking is an option for various image analysis and processing functions that specifies on which regions they should operate.
StreamColorFunctionScaling is an option for graphics functions that specifies whether arguments supplied to a stream color function should be scaled to lie between 0 and 1.