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English definition of “frost”

frost

noun uk   /frɒst/ us    /frɑːst/
B2 [U] the thin, white layer of ice that forms when the air temperature is below the freezing point of water, especially outside at night: When I woke up this morning the ground was covered with frost. B2 [C or U] a weather condition in which the air temperature falls below the freezing point of water, especially outside at night: There was a frost last night. There were a lot of hard/heavy (= severe) frosts that winter.

frost

verb uk   /frɒst/ us    /frɑːst/

frost verb (COLD)

[I or T] to become covered in frost: Our bedroom window frosted up. Our lawn is frosted over.

frost verb (CAKE)

[T] US (UK ice) to cover a cake with frosting: Leave the cake to cool before frosting it.

frost verb (HAIR)

[T] US to make narrow strips of a person's hair a more pale colour than the surrounding hair

frost verb (GLASS)

[T] to intentionally make glass less smooth to stop it being transparent
(Definition of frost from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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