cheilosis cheiloschisis • Cheilostomata · · · Info · Definitions · Synonyms · Characters · · cheilosis · · Text Latin · · Script 9 · · Length 4 · · Syllables Definitions · · · (noun) a disorder of the lips marked by scaling and fissures at the corners of the mouth; caused by a deficiency of riboflavin. Synonyms: perleche. · · Noun Definition 1 Synonyms · · · perleche · · Synonym 1 Characters · · c latin small letter c U+0063 e latin small letter e U+0065 h latin small letter h U+0068 i latin small letter i U+0069 l latin small letter l U+006C o latin small letter o U+006F s latin small letter s U+0073