/ ˌkɒndenˈseɪʃn; NAmE ˌkɑːn-/ noun
1.
[ U ] drops of water that form on a cold surface when warm water vapour becomes cool
2.
[ U ] the process of a gas changing to a liquid
3.
[ C , usually sing. , U ] ( formal ) the process of making a book, etc. shorter by taking out anything that is not necessary
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WORD ORIGIN
early 17th cent.: from late Latin condensatio(n-) , from condensare press close together, from condensus very thick, from con- completely + densus dense.