ALL meanings of water vapor
wa·ter va·por
W w - noun water vapor a dispersion, in air, of molecules of water, especially as produced by evaporation at ambient temperatures rather than by boiling. Compare steam (def 2). 1
- noun water vapor water in the form of a gas; steam 0
- noun water vapor water in a gaseous state, especially when diffused in the atmosphere. 0
- noun water vapor steam. 0