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