Dictionary
pre•oc•cu•pied
Pronunciation: (prē-ok'yu-pīd"), [key]—
adj.
1. completely engrossed in thought; absorbed.
2. previously occupied; taken; filled.
3. Biol.already used as a name for some species, genus, etc., and not available as a designation for any other.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.