operating room

American  

noun

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

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Etymology

Origin of operating room

First recorded in 1885–90

Example Sentences

The team was about to take her to the operating room when he was finally able to detach it.

From Salon • May 27, 2026

"There's a lot of interesting emotional circuits that are deep in the brain, but until now you couldn't manipulate them outside of the operating room."

From Science Daily • Feb. 4, 2026

While a torn ACL typically sends athletes straight to the operating room, Vonn said surgery was not a discussion.

From Los Angeles Times • Feb. 3, 2026

"My love has just gone to the operating room," Bolsonaro's wife Michelle said in an Instagram post.

From Barron's • Dec. 25, 2025

Alex thought of when Mami had shown them a face mask and told them she’d be expected to wear one as an operating room technician.

From "The Dead and the Gone" by Susan Beth Pfeffer