As Alter points out, the word âimplies victory and dominance.â The âtrump cardâ in bridge and other card games is a card of a suit that temporarily ranks above any other and is derived from âtriumph,â a name for an early card game.
Astronomical Twilight, Dawn, and Dusk. Astronomical twilight occurs when the Sun is between 12 degrees and 18 degrees below the horizon. Astronomical dawn is the time when the geometric center of the Sun is at 18 degrees below the horizon. Before this time, the sky is absolutely dark.
Definition of twilight. 1  1 : the light from the sky between full night and sunrise or between sunset and full night produced by diffusion of sunlight through the atmosphere and its dust; also : a time of twilight. 2  2a : an intermediate state that is not clearly defined lived in the twilight of neutrality â Newsweekb : a period of decline.