platyrrhine

[ plat-i-rahyn, -rin ]
/ ˈplæt ɪˌraɪn, -rɪn /

adjective

Anthropology. having a broad, flat-bridged nose.
belonging or pertaining to the subdivision of simians that comprises New World monkeys, characterized by noses flatter than those of other simians and with widely separated, side-facing nostrils.Compare catarrhine.

noun

Anthropology. a platyrrhine hominin.
a platyrrhine animal.

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Origin of platyrrhine

First recorded in 1835–45; from New Latin Platyrrhīnī, plural of platyrrhīnus, from Greek platyrrhīn(os), “flat nosed, broad nosed,” equivalent to platý(s) + -rhīn- “nosed, flat nosed,” adj. derivative of rhī́s, stem rhīn- nose, snout; see origin at platy-, rhino-; cf. catarrhine,haplorhine, strepsirrhine
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for platyrrhine

British Dictionary definitions for platyrrhine

platyrrhine

platyrrhinian (ˌplætɪˈrɪnɪən)

/ (ˈplætɪˌraɪn) /

adjective

(esp of New World monkeys) having widely separated nostrils opening to the side of the face
(of humans) having an unusually short wide nose

noun

an animal or person with this characteristic
Compare catarrhine

Word Origin for platyrrhine

C19: from New Latin platyrrhinus, from platy- + -rrhinus, from Greek rhis nose
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for platyrrhine

platyrrhine
[ plătĭ-rīn′ ]

Of or relating to the New World monkeys, distinguished from the Old World monkeys by a broad nasal septum and widely separated nostrils that generally open to the side.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.