Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
helvella is a noun meaning "any fungus of the genus Helvella having the ascocarps stalked or pleated or often in folds". It carries one recorded sense.
any fungus of the genus Helvella having the ascocarps stalked or pleated or often in folds
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 helvella come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.