deriva 595
drift . ( Of derived ). 1. f. Mar. Abatement or diversion of the ship from its true course by the wind, the sea or the current effect. drift continental. 1. f. Geol. Slow and continuous movement of the continental masses on a magma fluid in the course of geological time. drift genetics. 1. f. Biol. Evolution of the genome of a population to the lar go of successive generations. to the drift . 1. loc. Advisor. Without direction or purpose fixed, at the mercy of circumstances. 2. loc. Advisor. Mar. The sail or float: at the mercy of the current or wind.