bezoar

[ bee-zawr, -zohr ]
/ ˈbi zɔr, -zoʊr /
|

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.

Origin of bezoar

1470–80; earlier bezear < Medieval Latin bezahar < Arabic bā(di)zahr < Persian pād-zahr counterpoison; -o- < New Latin
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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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

Word Origin for bezoar

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

Medicine 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.