mucosa mucorrhea • mucosal · · · Info · Definitions · Synonyms · Characters · · mucosa · · Text Latin · · Script 6 · · Length 3 · · Syllables Definitions · · · (noun) mucus-secreting membrane lining all body cavities or passages that communicate with the exterior. Synonyms: mucous membrane. · · Noun Definition 1 Synonyms · · · mucous membrane · · Synonym 1 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 m latin small letter m U+006D o latin small letter o U+006F s latin small letter s U+0073 u latin small letter u U+0075