[pohst-ney-zuh l]


located or occurring behind the nose or in the nasopharynx, as a flow of mucus; nasopharyngeal: a postnasal infection.

Origin of postnasal

First recorded in 1895–1900; post- + nasal1 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

postnasal in Medicine




Located or occurring posterior to the nose or the nasal cavity.
Relating to the posterior portion of the nasal cavity.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.