evaporatingгерундий или причастие настоящего времени Present participle of "evaporate" used adjectivally.
The evaporating mist gave the morning a mysterious feel.
La brume évaporante donnait à la matinée une atmosphère mystérieuse.
evaporatingсуществительное Gerund functioning as an uncountable noun meaning the act or process of evaporation.
Evaporating of the solvent left behind pure crystals.
L’évaporation du solvant a laissé des cristaux purs.