Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
wolffia is a noun meaning "minute rootless aquatic herbs having globular fronds floating on or near the water surface and bearing one flower per frond". It carries one recorded sense.
minute rootless aquatic herbs having globular fronds floating on or near the water surface and bearing one flower per frond
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 wolffia come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.