sec meaning and definition

SEC noun

Definition of sec (noun)

1. 1/60 of a minute; the basic unit of time adopted under the Systeme International d'Unites
   • synonyms: s, second
2. ratio of the hypotenuse to the adjacent side of a right-angled triangle
   • synonyms: secant
3. an independent federal agency that oversees the exchange of securities to protect investors
   • synonyms: Securities and Exchange Commission

SEC adjective

Definition of sec (adjective)

1. (of champagne) moderately dry
   • synonyms: unsweet