(redirected from labial frenum)
Also found in: Medical, Encyclopedia.
Related to labial frenum: Lingual frenum, buccal frenum


n. pl. fre·nums or fre·na (-nə)
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 that connects the underside of the tongue to the floor of the mouth.

[Latin frēnum, bridle, from frendere, to grind; see ghrendh- in Indo-European roots.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


n, pl -na (-nə)
(Anatomy) a variant spelling (esp US) of fraenum
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈfri nəm)

n., pl. -na (-nə)
a fold of membrane, as on the underside of the tongue, that checks or restrains motion.
[1740–50 < New Latin; Latin frēnum bridle]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
Intraoral examination revealed fixed metal ceramic restoration in relation to the left upper central incisor to the left upper canine 21--23, presence of high labial frenum with loss of labial bone up to the apex of 21 [Figure 1].
Upon an intra-oral examination, a large gingival swelling was observed in the labial sulcus adjacent to the labial frenum in relation to the region of teeth 11-21, and palatinal mucosal tissue of left maxillary anterior had a verrucous surface appearance with an approximate size of 3 x 3 cm (Figure 1).
The mandibular labial frenum was held using a hemostat, and a number 15 blade was used to excise the tissue along the upper and lower borders of the hemostat until the hemostat was free and the wedge-shaped tissue was removed.
The examination of soft tissues showed presence of a large maxillary labial frenum attached to alveolar ridge causing obliteration of vestibule and midline diastema.
Effect of labial frenum notch size and palatal vault depth on stress concentration in a maxillary complete denture: a finite element study.
Several etiologic factors linked to the lack of physiologic closure of the maxillary midline diastema include problems with horizontal and vertical positions of the anterior teeth (11), oral habits like digital sucking and tongue position (6), generalized spacing due to tooth size and available arch length discrepancy (12), and thick labial frenum (10).
A torn labial frenum is widely regarded as pathognomonic of abuse [2].
Frenectomy in cases with high labial frenum can be advised with provision of immediate denture to prevent recurrence of union of the frenum after surgery.