\Ce*dil"la\, n. [Sp. cedilla, cf. F. c['e]dille; dim. of
zeta, the Gr. name of the letter z, because this letter was
formerly written after the c, to give it the sound of s.]
A mark placed under the letter c [thus, [,c]], to show that
it is to be sounded like s, as in fa[,c]ade.