ethmoidal cell

ethmoidal cell definition - medical

ethmoidal cell

noun
Any of the cavities in the ethmoid bone that are filled with air and that communicate with the nasal cavity.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.