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anesthesiologist

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

noun

  • anesthesiologists
    plural
  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

Other Word Forms

Noun Inflected Forms

Etymology

Origin of anesthesiologist

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

Compare meaning

How does anesthesiologist compare to similar and commonly confused words? Explore the most common comparisons:

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.

See Examples For:

He was described as a former anesthesiologist, a “master yachtsman” and “world traveler.”

From Los Angeles Times Jul. 22, 2026

We lose muscle mass as we age, notes Dr. Michael Joyner, an anesthesiologist and exercise expert at the Mayo Clinic.

From Barron's May 23, 2026

There was the bill for the OB-GYN who helped deliver my baby and the anesthesiologist who gave me my epidural.

From Slate Apr. 25, 2026

Yvonne Carvalho, a 5-foot dynamo with oversize black glasses and purple MAC lipstick, greeted the nurse anesthesiologist with a bear hug and questions about her dating life and her daughter.

From The Wall Street Journal Dec. 10, 2025

“Ten,” I say, looking past the anesthesiologist to the operating room wall, my eyes landing on a shape that’s oddly familiar.

From "Five Feet Apart" by Rachael Lippincott

Doctor groups representing radiologists, anesthesiologists and emergency-room physicians have been among the winners under the setup, which was created under a 2020 law meant to protect patients from surprise medical bills.

From The Wall Street Journal Jul. 22, 2026

Dr. Muhsen Abdullah, the surgeon who heads the emergency room, spoke with a weary tone of a ward without surgical thread or stitches, and anesthesiologists forced to ask patients to purchase their own anesthetic.

From Los Angeles Times Feb. 13, 2026

Nurses, techs, OB residents and attendings, anesthesiologists, and Joe, with Hannah tucked against his chest in a warm football hold.

From Slate Nov. 26, 2023

But with myriad responsibilities for keeping anesthetized patients alive and stable, as well as maintaining their profoundly unconscious state, anesthesiologists don't have the time without the technology.

From Science Daily Oct. 31, 2023

No obstetricians, no anesthesiologists, no fancy monitoring devices.

From "The Kite Runner" by Khaled Hosseini

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