Every garçon has one

• A diacritical mark (,) placed below the letter c to indicate that it is pronounced as an s
• Mark in the intersection of 58-Across and 43-Down
• A French letter might have one
• Janet's fiancГ© in "The Rocky Horror Picture Show"
• Mark under a consonant
• Diacritical mark under a 'c'
• Mark made under a 'c'
• Façade component

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
cedilla \ce*dil"la\ (s[-e]*d[i^]l"l[.a]), 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 ...