bulbous iris bulbous • bulbous plant · · · Info · Definitions · Characters · · bulbous iris · · Text Common · · Latin · · Scripts 12 · · Length 4 · · Syllables Definitions · · · (noun) any of various irises having a rootstock formed like a bulb. Synonyms: bulbous iris. · · Noun Definition 1 Characters · · space U+0020 b latin small letter b U+0062 i latin small letter i U+0069 l latin small letter l U+006C o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073 u latin small letter u U+0075