\[CurlyCapitalUpsilon] (Mathematica Character Name)

Unicode: 03D2. Aliases: Esc cU Esc, Esc cUpsilon Esc. Greek letter. Not commonly used. Used in astronomy for mass to light ratio.

\[CurlyPi] (Mathematica Character Name)

Unicode: 03D6. Aliases: Esc cp Esc, Esc cpi Esc. Greek letter. Not commonly used, except in astronomy.

\[DescendingEllipsis] (Mathematica Character Name)

Unicode: 22F1. Letter-like form. Used to indicate omitted elements in a matrix. Not the same as \[Continuation].

\[Diameter] (Mathematica Character Name)

Unicode: 2300. Letter-like form. Used in geometry. Not the same as \[CapitalOSlash] or \[EmptySet].

\[DirectedEdge] (Mathematica Character Name)

Unicode: 0F3D5. Aliases: Esc de Esc. Infix operator with built-in evaluation rules. uv is by default interpreted as DirectedEdge[u,v].

\[DiscretionaryParagraphSeparator] (Mathematica Character Name)

Unicode: F76F. Alias: Esc dpsep Esc. Spacing character. Used to invisibly denote a place where automatic line-breaking should be allowed, resulting in the appearance of a ...

\[Distributed] (Mathematica Character Name)

Unicode: 0F3D2. Aliases: Esc dist Esc. Infix operator with built-in evaluation rules. xdist is by default interpreted as Distributed[x,dist].

\[Divides] (Mathematica Character Name)

Unicode: F3D0. Alias: Esc divides Esc. Infix operator with built-in evaluation rules. m∣n is by default interpreted as Divisible[n,m].

\[DoubleLeftTee] (Mathematica Character Name)

Unicode: 2AE4. Infix operator. x ⫤ y is by default interpreted as DoubleLeftTee[x,y]. x ⫤ y ⫤ z groups as (x ⫤ y) ⫤ z. Used in mathematics to indicate various strong forms of ...

\[DownBreve] (Mathematica Character Name)

Unicode: F755. Alias: Esc dbv Esc. Letter-like form. Used in an overscript position as a diacritical mark.