DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   secant
       n 1: a straight line that intersects a curve at two or more
            points
       2: ratio of the hypotenuse to the adjacent side of a right-
          angled triangle [syn: secant, sec]