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plat·yr·rhine

(plătĭ-rīn′)

adj.

1. Of or belonging to the primate infraorder Platyrrhini, characterized by widely separated nostrils that generally open to the side, and including the New World monkeys such as the spider monkeys, marmosets, and titis.

2. Having a broad flat nose.

A platyrrhine monkey.

[New Latin Platyrrhīna, group name, from Greek platurrhīs, broad-nosed : platu-, platy- + rhīs, rhīn-, nose.]

Indo-European & Semitic Roots Appendices

Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:

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Semitic Roots

The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.

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