physiologist

noun

phys·​i·​ol·​o·​gist ˌfi-zē-ˈä-lə-jist How to pronounce physiologist (audio)
plural physiologists
: a person specializing in the biological study of the functions and processes of living organisms and their parts : a biologist specializing in physiology
Beall also compared the percentage of hemoglobin in each person's blood that carries oxygen—a value known by physiologists as oxygen saturation.Jessica Gorman
The "fight or flight" reaction has long been known to physiologists: the heart beats faster, the muscles are readied and the body is primed in the most primitive of survival instincts.David Golman
Every exercise program should be personally prescribed by a professional—such as a sports-medicine physician or an exercise physiologist—and should aim at improving flexibility, strength and cardiovascular functioning.Deborah Blumenthal

Examples of physiologist in a Sentence

Recent Examples on the Web
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From their electrode recordings, the physiologists identified more than 15 varieties of touch neurons based on the size of their fibers and their firing patterns and speed. Ariel Bleicher, Quanta Magazine, 16 Apr. 2025 Stacy Sims, an exercise physiologist and nutrition scientist who offers advice to active women online, recommends consuming up to triple the federal recommendation. Alice Callahan, New York Times, 9 Apr. 2025 Observations go back a long way, says Lorna Moore, an anthropologist and physiologist at the University of Colorado, who has studied this issue for more than 50 years and was co-author of an early review of the field in the 1983 Annual Review of Anthropology. Tim Vernimmen, Smithsonian Magazine, 21 Mar. 2025 Pioneering physiologist Joseph Barcroft famously compared the oxygen levels any fetus receives to Everest in utero—Everest in the uterus. Tim Vernimmen, Smithsonian Magazine, 21 Mar. 2025 See All Example Sentences for physiologist

Word History

First Known Use

1666, in the meaning defined above

Time Traveler
The first known use of physiologist was in 1666

Cite this Entry

“Physiologist.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/physiologist. Accessed 30 Apr. 2025.

Kids Definition

physiologist

noun
phys·​i·​ol·​o·​gist
ˌfiz-ē-ˈäl-ə-jəst
: a specialist in physiology

Medical Definition

physiologist

noun
phys·​i·​ol·​o·​gist ˌfiz-ē-ˈäl-ə-jəst How to pronounce physiologist (audio)
: a specialist in physiology

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