planula plant worshiper • planulan · · · Info · Definitions · Characters · · planula · · Text Latin · · Script 7 · · Length 3 · · Syllables Definitions · · · (noun) the flat ciliated free-swimming larva of hydrozoan coelenterates. · · Noun Definition 1 Characters · · a latin small letter a U+0061 l latin small letter l U+006C n latin small letter n U+006E p latin small letter p U+0070 u latin small letter u U+0075