CLOUDING UP

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

The process whereby water particles become visible in the sky

Synonyms:

clouding; clouding up

Classified under:

Nouns denoting natural processes

Hypernyms ("clouding up" is a kind of...):

evaporation; vapor; vaporisation; vaporization; vapour (the process of becoming a vapor)

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