operating room


noun

a specially equipped room, usually in a hospital, where surgical procedures are performed. Abbreviation: OR

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Origin of operating room

First recorded in 1885–90
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for operating room

Medical definitions for operating room

operating room

n.

A room equipped for performing surgical operations.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.