secant

Noun
  1. A straight line that intersects a curve at two or more points (synset 113893977)
    is a type of: straight line - a line traced by a point traveling in a constant direction; a line of zero curvature
  2. Ratio of the hypotenuse to the adjacent side of a right-angled triangle (synset 113810902)
    is a type of: circular function, trigonometric function - function of an angle expressed as a ratio of the length of the sides of right-angled triangle containing the angle
    same as: sec

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