rhesus monkey
- a macaque monkey, Macaca mulatta, of S Asia: used extensively in medical research
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Word Origin
C19: New Latin, arbitrarily from Greek Rhesos Rhesus
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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rhesus monkey
[rē′səs]
- A small, yellowish-brown monkey (Macaca mulatta) of India, widely used in biological and medical research. The Rh (Rhesus) factor was first discovered in rhesus monkeys.
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The American Heritage® Science Dictionary
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