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Synonyms

operating room

American  

noun

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


Other Word Forms

Noun Inflected Forms

Etymology

Origin of operating room

First recorded in 1885–90

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

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

From Salon • May 27, 2026

“We had a colloquial term in the operating room: December Deductible Derby,” said Dr. Parcells, noting that patients seeking insurance-covered surgeries like breast augmentations have deductibles in mind.

From The Wall Street Journal • Feb. 7, 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

He came and started wheeling me into the operating room.

From "Fallen Angels" by Walter Dean Myers

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