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2 definitions found

From: MDBG CC-CEDICT Chinese-English Dictionary 漢英字典

 正割 [ㄓㄥˋ ㄍㄜ; zheng4 ge1]
 secant (of angle), written sec θ
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From: Japanese-English Electronic Dictionary 和英電子辞書

 正割
 せいかつ
 noun (common) (futsuumeishi)
 mathematics
 secant
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