Unicode: 00E7. Alias: Esc c, Esc. Letter. Included in ISO Latin-1.
\[Chi]
(Mathematica Character Name) Unicode: 03C7. Aliases: Esc ch Esc, Esc chi Esc, Esc c Esc. Greek letter.
Unicode: 03D2. Aliases: Esc cU Esc, Esc cUpsilon Esc. Greek letter. Not commonly used. Used in astronomy for mass to light ratio.
Unicode: 03F0. Aliases: Esc ck Esc, Esc ckappa Esc. Greek letter.
Unicode: 03D6. Aliases: Esc cp Esc, Esc cpi Esc. Greek letter. Not commonly used, except in astronomy.
Unicode: 03F1. Aliases: Esc cr Esc, Esc crho Esc. Greek letter.
Unicode: 03B4. Aliases: Esc d Esc, Esc delta Esc. Greek letter.
Unicode: F3D0. Alias: Esc divides Esc. Infix operator with built-in evaluation rules. m∣n is by default interpreted as Divisible[n,m].
Unicode: F700. Letter. Used when a j will have an overscript on top. May or may not match the ordinary j from the text font.
Unicode: 00E9. Alias: Esc e' Esc. Letter. Included in ISO Latin-1.