Pronunciation: (ak"wu-zish'un), [key]
1. the act of acquiring or gaining possession: the acquisition of real eatate.
2. something acquired; addition: a recent acquisition to the museum.
3. Ling.the act or process of achieving mastery of a language or a linguistic rule or element: child language acquisition; second language acquisition.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.