Definition of


  1. (noun, shape) a straight line that intersects a curve at two or more points
  2. (noun, linkdef) ratio of the hypotenuse to the adjacent side of a right-angled triangle

via WordNet, Princeton University

Synonyms of Secant


Alternate forms of Secant

Hypernyms: circular function, straight line, trigonometric function

Origin of the word Secant

  1. 1593, from L. secantem (nom. secans) "cutting," prp. of secare "to cut" (see section). First used by Dan. mathematician Thomas Fincke in Geometria Rotundi (1583). more

via Online Etymology Dictionary, ©2001 Douglas Harper

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