ctenidium ctenidial • cteniform · · · Info · Definitions · Characters · · ctenidium · · Text Latin · · Script 9 · · Length 4 · · Syllables Definitions · · · (noun) comb-like respiratory structure serving as the gill of certain mollusks. · · Noun Definition 1 Characters · · c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 i latin small letter i U+0069 m latin small letter m U+006D n latin small letter n U+006E t latin small letter t U+0074 u latin small letter u U+0075