Arethusa arethusa • arethusa bulbosa · · · Info · Definitions · Characters · · Arethusa · · Text Latin · · Script 8 · · Length 4 · · Syllables Definitions · · · (noun) any of several bog orchids of the genus Arethusa having 1 or 2 showy flowers. Synonyms: arethusa. · · Noun Definition 1 Characters · · A latin capital letter a U+0041 a latin small letter a U+0061 e latin small letter e U+0065 h latin small letter h U+0068 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075