Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
vervain is a noun meaning "any of numerous tropical or subtropical American plants of the genus Verbena grown for their showy spikes of variously colored flowers". It carries one recorded sense.
any of numerous tropical or subtropical American plants of the genus Verbena grown for their showy spikes of variously colored flowers
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for vervain come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.