Dictionary.com

bezoar

[ bee-zawr, -zohr ]
/ ˈbi zɔr, -zoʊr /
Save This Word!

noun

a calculus or concretion found in the stomach or intestines of certain animals, especially ruminants, formerly reputed to be an effective remedy for poison.
Obsolete. a counterpoison or antidote.

QUIZZES

QUIZ YOURSELF ON “ITS” VS. “IT’S”!

Apostrophes can be tricky; prove you know the difference between it’s and its in this crafty quiz!
Question 1 of 12
On the farm, the feed for chicks is significantly different from the roosters’; ______ not even comparable.

Origin of bezoar

1470–80; earlier bezear<Medieval Latin bezahar<Arabic (di)zahr<Persian pād-zahr counterpoison; -o-<New Latin
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for bezoar

bezoar
/ (ˈbiːzɔː) /

noun

a hard mass, such as a stone or hairball, in the stomach and intestines of animals, esp ruminants, and man: formerly thought to be an antidote to poisons
C15: from Old French bézoard, from Arabic bāzahr, from Persian bādzahr, from bād against + zahr poison
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for bezoar

bezoar
[ bēzôr′ ]

n.

A hard indigestible mass of material, such as hair, vegetable fibers, or the seeds and skins of fruits, formed in the alimentary canal.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
What's This Word?