nodding onion nodding groundsel • nodding thistle · · · Info · Definitions · Synonyms · Characters · · nodding onion · · Text Common · · Latin · · Scripts 13 · · Length 4 · · Syllables Definitions · · · (noun) widely distributed North American wild onion with white to rose flowers. Synonyms: nodding onion, nodding wild onion, lady's leek, Allium cernuum. · · Noun Definition 1 Synonyms · · · nodding wild onion · · Synonym 1 lady's leek · · Synonym 2 allium cernuum · · Synonym 3 Characters · · space U+0020 d latin small letter d U+0064 g latin small letter g U+0067 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F