( BrE ) ( AmE vapor ) noun
ADJECTIVE
▪ water
… OF VAPOUR/VAPOR
▪ cloud
▪
There was a hissing sound, and clouds of ~ were emitted.
VERB + VAPOUR/VAPOR
▪ form , turn to
▪
The particles then form a ~.
▪ emit , give off
VAPOUR/VAPOR + VERB
▪ condense
Vapour/vapor is used after these nouns: ↑ gasoline , ↑ water