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anesthesiologist

American  
[an-uhs-thee-zee-ol-uh-jist] / ˌæn əsˌθi ziˈɒl ə dʒɪst /
Or anaesthesiologist

noun

  1. a physician who specializes in anesthesiology.


anesthesiologist British  
/ ˌænɪsˌθiːzɪˈɒlədʒɪst /

noun

  1. the US name for anaesthetist Compare anesthetist

"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

Etymology

Origin of anesthesiologist

First recorded in 1940–45; anesthesiolog(y) + -ist

Compare meaning

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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.

“They said it was up to the anesthesiologist on the day of the surgery to agree to having two people there.”

From Los Angeles Times • Apr. 25, 2026

The anesthesiologist said he made enough to afford it, "but I've seen a lot of my friends complaining about it that they're not gonna drive as much as they used to."

From Barron's • Mar. 31, 2026

“You can get into fairly intimate conversations,” says Vivek Moitra, 50, an anesthesiologist and critical-care physician in New York who got into saunas a few years ago.

From The Wall Street Journal • Sep. 12, 2025

What if a nurse and the anesthesiologist aren’t getting along that day and their feud affects your care?

From Slate • May 2, 2025

The priest is a friend ofMoushumi’s parents, an anesthesiologist who happens to be a Brahmin.

From "The Namesake" by Jhumpa Lahiri