rhesus monkey

noun
rhe·​sus monkey | \ ˈrē-səs- How to pronounce rhesus monkey (audio) \

Definition of rhesus monkey

: a pale brown Asian macaque (Macaca mulatta) often used in medical research

called also rhesus, rhesus macaque

Examples of rhesus monkey in a Sentence

Recent Examples on the Web

Among rhesus monkeys like Orange and her troop, this expression is 100 percent unidirectional: It is given by the subordinate to the dominant, never the other way around. Frans De Waal, Discover Magazine, "Cheerful Chimps: Are Animals Really Happy When They Smile?," 31 May 2019 But at a minimum, the authors have shown the following: in both humans and rhesus monkeys, neurons in the cingulate cortex employ a richer neural code than neurons in the amygdala. Ryan Dalton, Scientific American, "Decoding the Language of Neurons," 2 July 2019 The vaccine also protected 67 percent of rhesus monkeys exposed to a simian virus similar to HIV, according to the researchers. Mark Barna, Discover Magazine, "State of Science: A New Weapon Against HIV," 1 Jan. 2019 A decade later, Tulane University transplant surgeon Keith Reemtsma placed both kidneys from a rhesus monkey into a 32-year-old-woman in renal failure. Joshua Mezrich, WSJ, "Losing the Humanity of Transplants," 18 Jan. 2019 In one study on 76 rhesus monkeys that’s been running since 1989 at the Wisconsin National Primate Research Center, monkeys on a 30 percent calorie cut lived, on average, two to three years longer than control monkeys. Mark Barna, Discover Magazine, "Not So Fast," 24 Sep. 2018 Another ongoing study, started in 1987 by the National Institute on Aging on 121 rhesus monkeys, hasn’t detected the same boost to longevity. Mark Barna, Discover Magazine, "Not So Fast," 24 Sep. 2018 In the 1950s, the American psychologist Harry Harlow took young rhesus monkeys from their mothers and found that the youngsters became reclusive. Benedict Carey, New York Times, "A Troubling Prognosis for Migrant Children in Detention: ‘The Earlier They’re Out, the Better’," 18 June 2018 But recent laboratory tests found that rhesus monkeys were far more likely to survive high doses of radiation if injected with Leukine 48 hours after exposure. BostonGlobe.com, "The week in business," 9 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'rhesus monkey.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of rhesus monkey

1829, in the meaning defined above

History and Etymology for rhesus monkey

New Latin Rhesus, genus of monkeys, from Latin, a mythical king of Thrace, from Greek Rhēsos

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Dictionary Entries near rhesus monkey

rheotropic

rhes

Rhesus factor

rhesus monkey

rhet

Rhetian

rhetor

Statistics for rhesus monkey

Last Updated

20 Jul 2019

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Time Traveler for rhesus monkey

The first known use of rhesus monkey was in 1829

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More Definitions for rhesus monkey

rhesus monkey

noun

English Language Learners Definition of rhesus monkey

: a small monkey that is often used in medical research

rhesus monkey

noun

Medical Definition of rhesus monkey

: a pale brown Asian monkey of the genus Macaca (M. mulatta) often used in medical research

More from Merriam-Webster on rhesus monkey

Britannica.com: Encyclopedia article about rhesus monkey

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