Noun | 1. | ![]() time unit, unit of time - a unit for measuring time periods leap second - a second (as measured by an atomic clock) added to or subtracted from Greenwich Mean Time in order to compensate for slowing in the Earth's rotation millisecond, msec - one thousandth (10^-3) of a second |
2. | sec - ratio of the hypotenuse to the adjacent side of a right-angled triangle circular function, trigonometric function - function of an angle expressed as a ratio of the length of the sides of right-angled triangle containing the angle | |
3. | SEC - an independent federal agency that oversees the exchange of securities to protect investors independent agency - an agency of the United States government that is created by an act of Congress and is independent of the executive departments | |
Adj. | 1. | ![]() dry - (of liquor) having a low residual sugar content because of decomposition of sugar during fermentation; "a dry white burgundy"; "a dry Bordeaux" |