sessile polyp sessile-leaved • sessile trillium · · · Info · Definitions · Characters · · sessile polyp · · Text Common · · Latin · · Scripts 13 · · Length 5 · · Syllables Definitions · · · (noun) a relatively flat polyp. Synonyms: sessile polyp. · · Noun Definition 1 Characters · · space U+0020 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C o latin small letter o U+006F p latin small letter p U+0070 s latin small letter s U+0073 y latin small letter y U+0079