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second, sec, s | 1/60 of a minute; the basic unit of time adopted under the Systeme International d'Unites | |
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Securities and Exchange Commission, SEC | an independent federal agency that oversees the exchange of securities to protect investors | |
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unsweet, sec | (of champagne) moderately dry | |
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secant, sec | ratio of the hypotenuse to the adjacent side of a right-angled triangle |