Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
vaporise is a verb meaning "cause to change into a vapor". It carries 4 recorded senses.
cause to change into a vapor
“The chemist evaporated the water”
turn into gas
“The substance gasified”
lose or cause to lose liquid by vaporization leaving a more concentrated residue
“evaporate milk”
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 vaporise come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.