nasopharynx
(redirected from pharyngonasal cavity)Also found in: Dictionary, Thesaurus, Medical.
nasopharynx
[¦nā·zō′far·iŋks] (anatomy)
The space behind the posterior nasal orifices, above a horizontal plane through the lower margin of the palate.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.