Distributed[x, dist] or x \[Distributed] dist asserts that the random variable x is distributed according to the probability distribution dist.Distributed[{x_1, x_2, ...}, ...
DMSList
(Built-in Mathematica Symbol) DMSList[\[Theta]] converts an angle \[Theta] given in decimal degrees to a DMS list {degree, minute, second}.DMSList["dms"] converts a DMS string to a DMS list {degree, ...
DMSString[\[Theta]] converts an angle \[Theta] given in decimal degrees to a degrees-minutes-seconds string.DMSString[{\[Phi], \[Lambda]}] converts latitude and longitude ...
DotDashed is a graphics directive specifying that lines that follow should be drawn dot-dashed.
Dotted
(Built-in Mathematica Symbol) Dotted is a graphics directive specifying that lines that follow should be drawn dotted.
EdgeAdd
(Built-in Mathematica Symbol) EdgeAdd[g, e] makes a graph by adding the edge e to the graph g.EdgeAdd[g, {e_1, e_2, ...}] adds a collection of edges to g.
EdgeDelete[g, e] makes a graph by deleting the edge e from the graph g.EdgeDelete[g, {e_1, e_2, ...}] deletes a collection of edges from g.EdgeDelete[g, patt] deletes all ...
EdgeWeight is an option and property for Graph and related functions that specifies an edge weight.
EmitSound[snd] emits the sound snd when evaluated. EmitSound[{snd_1, snd_2, ...}] emits each of the sounds snd_i in sequence.
EnterExpressionPacket[expr] is a MathLink packet that requests the evaluation of expr.