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