[rhe.sus monkey] n [NL Rhesus, genus of monkeys, fr. L, a mythical king of Thrace, fr. Gk Rhesos] (1841): a pale brown Asian macaque (Macaca mulatta) often used in medical research
RHESUS MONKEY
Meaning of RHESUS MONKEY in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012