sine Meaning in the Cambridge English Dictionary Cambridge dictionaries logo

Meaning of “sine” in the English Dictionary

"sine" in British English

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sinenoun [C]

uk   us   /saɪn/ (written abbreviation sin) specialized
(in a ​triangle that has one ​angle of 90°) the ratio of the ​length of the ​sideopposite an ​angle less than 90° ​divided by the ​length of the ​hypotenuse (= the ​sideopposite the 90° ​angle)
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(Definition of sine from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"sine" in American English

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sinenoun [C]

 us   /sɑɪn/ (abbreviation sin)
trigonometry in a ​triangle that has one ​angle of 90°, the ​ratio (= ​relationship) of the ​length of the ​sideopposite an ​angle less than 90° ​divided by the ​length of the ​hypotenuse (= the ​sideopposite the 90° ​angle)
(Definition of sine from the Cambridge Academic Content Dictionary © Cambridge University Press)
Translations of “sine”
in Chinese (Simplified) 正弦…
in Chinese (Traditional) 正弦…
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