or frae·num

[free-nuh m]

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.

Nearby words

  1. frenulum of clitoris,
  2. frenulum of lip,
  3. frenulum of prepuce,
  4. frenulum of pudendal lips,
  5. frenulum of tongue,
  6. frenzied,
  7. frenziedly,
  8. frenzy,
  9. freon,
  10. freq.

Origin of frenum

< New Latin; Latin frēnum bridle Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for frenum

British Dictionary definitions for frenum


noun plural -na (-nə)

a variant spelling (esp US) of fraenum
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for frenum



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.