frenum
or frae·num
[ free-nuhm ]
/ ˈfri nəm /
noun, plural fre·na [free-nuh]. /ˈfri nə/. Anatomy, Zoology.
a fold of membrane that checks or restrains the motion of a part, as the fold on the underside of the tongue.
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Origin of frenum
<New Latin; Latin frēnum bridle
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
British Dictionary definitions for frenum
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Medical definitions for frenum
frenum
[ frē′nəm ]
n. pl. fre•nums
A membranous fold of skin or mucous membrane that supports or restricts the movement of a part or organ, such as the small band of tissue connecting the tongue to the floor of the mouth.
An anatomical structure resembling such a fold.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.