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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:

Yet in the ensuing months, Thompson was told he owed thousands of dollars more, not just to the hospital but also to the surgeon and anesthesiologist.

From The Wall Street Journal Sep. 6, 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

Though Lapicki works with plenty of certified registered nurse anesthetists—who are able to administer anesthesia—he or another anesthesiologist are always physically on hand, he said.

From The Wall Street Journal May 16, 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

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

From "The Namesake" by Jhumpa Lahiri

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

Outside of Tokyo and other big cities, access to epidurals is hampered by a lack of anesthesiologists.

From The Wall Street Journal Oct. 12, 2025

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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