platyrrhine noun & adjective. ['platɪrʌɪn] Also platyrhine. M19.
[from Greek platus flat + rhin-, rhis nose: see -INE¹.]
A. noun. Zoology. A platyrrhine primate. M19.
b. adjective.
1. Zoology. Of, pertaining to, or designating a primate having a flattened nose with widely separated nostrils directed outwards (as in most of the New World monkeys). M19.

2. Anthropology. Of a person or skull: having the nose or the nasal bones flat or broad. L19.

■ platyrrhiny noun platyrrhine condition L19.

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