Meaning of “cosine” in the English Dictionary


"cosine" in English

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cosinenoun [ C ]

uk /ˈkəʊ.saɪn/ us /ˈkoʊ.saɪn/ written abbreviation cos specialized

(Definition of “cosine” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"cosine" in American English

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cosinenoun [ C ]

/ˈkoʊˌsɑɪn/ abbreviation cos

trigonometry in a triangle that has one angle of 90°, the ratio (= relationship) of the length of the side next to an angle less than 90°, divided by the length of the hypotenuse (= the side opposite the 90° angle)

(Definition of “cosine” from the Cambridge Academic Content Dictionary © Cambridge University Press)

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