Io moth iodobehenic acid • Ione formation · · · Info · Definitions · Characters · · Io moth · · Text Common · · Latin · · Scripts 7 · · Length Definitions · · · (noun) large yellow American moth having a large eyelike spot on each hind wing; the larvae have stinging spines. Synonyms: io moth, Automeris io. · · Noun Definition 1 Characters · · space U+0020 I latin capital letter i U+0049 h latin small letter h U+0068 m latin small letter m U+006D o latin small letter o U+006F t latin small letter t U+0074