Pronunciation: (u-kwīur'), [key]
—v.t., -quired, -quir•ing.
1. to come into possession or ownership of; get as one's own: to acquire property.
2. to gain for oneself through one's actions or efforts: to acquire learning.
3. Ling.to achieve native or nativelike command of (a language or a linguistic rule or element).
4. Mil.to locate and track (a moving target) with a detector, as radar.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.