1. sec - noun
· 1/60 of a minute; the basic unit of time adopted under the Systeme International d'Unites
Hypernym(s): time_unit, unit_of_time
2. sec - noun
· ratio of the hypotenuse to the adjacent side of a right-angled triangle
Synonym(s): secant
Hypernym(s): trigonometric_function, circular_function
3. sec - noun
· an independent federal agency that oversees the exchange of securities to protect investors
Synonym(s): Securities_and_Exchange_Commission, SEC
Hypernym(s): independent_agency
4. sec - adjective
· (of champagne) moderately dry
Synonym(s): unsweet
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