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单词 cotangent
释义

WordReference Random House Unabridged Dictionary of American English © 2024
co•tan•gent  (kō tan′jənt, kō′tan′-),USA pronunciation n. [Trig.]
  1. Mathematics(in a right triangle) the ratio of the side adjacent to a given angle to the side opposite.
  2. Mathematicsthe tangent of the complement, or the reciprocal of the tangent, of a given angle or arc. Abbr.: cot, ctn 
  Also, co•tan  (kō′tan′).USA pronunciation 
  • Neo-Latin cotangent- (stem of cotangēns). See co-, tangent
  • 1625–35;
co•tan•gen•tial  (kō′tan jen′shəl),USA pronunciation adj. 
Collins Concise English Dictionary © HarperCollins Publishers::
cotangent /kəʊˈtændʒənt/ n
  1. (of an angle) a trigonometric function that in a right-angled triangle is the ratio of the length of the adjacent side to that of the opposite side; the reciprocal of tangent
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更新时间：2025/2/23 6:29:49