Syllable division and stress derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
vapourific is an adjective meaning "(used of substances) capable of being volatilized". It carries 2 recorded senses.
(used of substances) capable of being volatilized
resembling or characteristic of vapor
“vaporous clouds”
Definitions, synonyms and semantic relations for vapourific come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.