Pronunciation: (bes"chē-al'i-tē, bēs"-), [key]
1. brutish or beastly character or behavior; beastliness.
2. indulgence in beastlike appetites, instincts, impulses, etc.
3. an instance of bestial character or behavior.
4. sexual relations between a person and an animal; sodomy.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.