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cosine - definition and synonyms

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noun [countable] maths cosine pronunciation in British English /ˈkəʊˌsaɪn/
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singularcosine
pluralcosines
  1. in a right-angled triangle, the measurement of an acute angle that is equal to the length of the side between the angle and the right angle divided by the length of the hypotenuse

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crafternoon

an afternoon full of crafts

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