peristome peristomatic • peristomial · · · Info · Definitions · Characters · · peristome · · Text Latin · · Script 9 · · Length 3 · · Syllables Definitions · · · (noun) (botany) fringe of toothlike appendages surrounding the mouth of a moss capsule. · · Noun Definition 1 (noun) region around the mouth in various invertebrates. · · Noun Definition 2 Characters · · e latin small letter e U+0065 i latin small letter i U+0069 m latin small letter m U+006D o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074