Where does “vapourization” come from?

vapourization (English) comes from English vapour — British standard spelling of vapor.

vapourization (English): Alternative spelling of vaporization

Definitions

  1. Alternative spelling of vaporization

Ancestry of “vapourization”, step by step

vapourization traces back through two separate lines of ancestry.

via English vapour

StepLanguageWordMeaning
1EnglishvapourBritish standard spelling of vapor

via English ization

StepLanguageWordMeaning
1Englishization
Every word from English vapour