adventitia Hear it!

adventitia definition

ad·ven·ti·tia (ad′ven tis̸h′ə, -tis̸h′ē ə; -vən-)

noun

the outer covering of an organ, as of an artery: it is made up chiefly of connective tissue

Etymology: ModL < L, for adventicia, neut. pl. of adventicius: see adventitious

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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