sun·set  (s ŭn s ĕt ′)
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n.1. The event or time of the disappearance of the upper circumferential edge of the sun as it sets below the horizon. 2. The sky as the sun sets: a rosy sunset. 3. A decline or final phase: the sunset of an empire. 4. Law The automatic expiration of a statutory provision on a previously established date, in the absence of reauthorization: The law's sunset was July 1. adj. Law Providing for an automatic expiration. v. sun·set·ted, sun·set·ting, sun·sets Law v.intr. To expire on a previously established date, as a statutory provision. v.tr. To provide for the expiration of (a program or agency) by means of a sunset provision.
[Adj. and v., on the model of SUNSHINE (as in sunshine law).] |