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Noun: vapour  vey-pu(r)
Usage: Brit, Cdn (US: vapor)
  1. A visible suspension in the air of particles of some substance
    - vapor [US]
     
  2. The process of becoming a vapour
    - vaporization, vaporisation [Brit], vapor [US], evaporation
Verb: vapour  vey-pu(r)
Usage: N. Amer (elsewhere: vapor)
  1. Become or emit vapour
    - vapor [US]

Derived forms: vapours, vapouring, vapoured

Type of: phase change, phase transition, physical change, state change, suspension

Encyclopedia: Vapour