paranasal
Americanadjective
Etymology
Origin of paranasal
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Several bones that help form the walls of the nasal cavity have air-containing spaces called the paranasal sinuses, which serve to warm and humidify incoming air.
From Textbooks • Jun. 19, 2013
The frontal sinus is the most anterior of the paranasal sinuses.
From Textbooks • Jun. 19, 2013
This reflects the relative underdevelopment of the maxilla and mandible, which lack teeth, and the small sizes of the paranasal sinuses and nasal cavity.
From Textbooks • Jun. 19, 2013
Each paranasal sinus is named for its associated bone: frontal sinus, maxillary sinus, sphenoidal sinus, and ethmoidal sinus.
From Textbooks • Jun. 19, 2013
Damage can occur only when there is an unequalized difference of pressure�and that means where there is air, i.e., in the lungs and airways, paranasal sinuses and the middle ear.
From Time Magazine Archive
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
