follow Dictionary.com

8 Wintry Words to Defrost Your Vocabulary

mastoid sinus

mastoid sinus in Medicine

mastoid sinus n.
Any of numerous air-filled spaces of various sizes in the mastoid process. Also called mastoid cell.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source

Word of the Day

Word Value for mastoid

10
11
Scrabble Words With Friends