alismatidae Alismataceae • alismoid · · · Info · Definitions · Characters · · alismatidae · · Text Latin · · Script 11 · · Length 4 · · Syllables Definitions · · · (noun) one of four subclasses or superorders of Monocotyledones; comprises about 500 species in 14 families of aquatic and semiaquatic herbs. Synonyms: Alismatidae, subclass Alismatidae. · · Noun Definition 1 Characters · · a latin small letter a U+0061 d latin small letter d U+0064 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D s latin small letter s U+0073 t latin small letter t U+0074