the mark placed under the letter c in French, Portuguese, etc. to show that it is pronounced like an s rather than a k, as in français; a similar mark under s in Turkish and some other languages Topics Languagec2下加符,下加变音符(法语、葡萄牙语等 c 字母下面加的符号,表示发音像 s 而不像 k,如 français;土耳其语和其他一些语言中 s 字母下有类似的符号) Word Originlate 16th cent.: from obsolete Spanish, earlier form of zedilla, diminutive of zeda (the letter Z), from Greek zēta.