DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   sec
       adj 1: (of champagne) moderately dry [syn: sec, unsweet]
       n 1: 1/60 of a minute; the basic unit of time adopted under the
            Systeme International d'Unites [syn: second, sec, s]
       2: ratio of the hypotenuse to the adjacent side of a right-
          angled triangle [syn: secant, sec]
       3: an independent federal agency that oversees the exchange of
          securities to protect investors [syn: Securities and
    Exchange Commission, SEC]