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Definition of Versed sine
1. Noun. (trigonometry) The trigonometric function 1 − cos(''x''). Abbreviations: '''versin''', '''vers''' ¹
¹ Source: wiktionary.com
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1. Noun. (trigonometry) The trigonometric function 1 − cos(''x''). Abbreviations: '''versin''', '''vers''' ¹
¹ Source: wiktionary.com