Aethusa aethrioscope • Aetian · · · Info · Definitions · Characters · · Aethusa · · Text Latin · · Script 7 · · Length Definitions · · · (noun) fool's parsley. Synonyms: genus Aethusa. · · 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 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075