1.Definition: 1/60 of a minute; the basic unit of time adopted under the Systeme International d'Unites

Related Noun(s):second

Category: General

2.Definition: an independent federal agency that oversees the exchange of securities to protect investors

Category: General

3.Definition: ratio of the hypotenuse to the adjacent side of a right-angled triangle

Related Noun(s):secant

Category: General