1. a compact mass of hair that forms in the alimentary canal (especially in the stomach of animals as a result of licking fur); [syn: hairball, hair ball, trichobezoar]
WordNet (r) 3.0 (2006):
trichobezoar
n 1: a compact mass of hair that forms in the alimentary canal
(especially in the stomach of animals as a result of
licking fur) [syn: hairball, hair ball, trichobezoar]