Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
accretionary is an adjective meaning "marked or produced by accretion". It carries one recorded sense.
marked or produced by accretion
Definitions, synonyms and semantic relations for accretionary come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.