изпаряване означава в английски

evaporation [evaporations]▼(process to increase concentration)
noun
[UK: ɪ.ˌvæ.pə.ˈreɪʃ.n̩] [US: ɪ.ˌvæ.pə.ˈreɪʃ.n̩]

vaporization [vaporizations]▼(conversion of a solid to gas)
noun
[UK: ˌveɪ.pə.raɪ.ˈzeɪʃ.n̩] [US: ve.pə.rə.ˈzeɪʃ.n̩]