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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.]


n, pl -na (-nə)
(Anatomy) a variant spelling (esp US) of fraenum


(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]
References in periodicals archive ?
The alveolus, lingual frenum, tongue and palate were intact.
Its chief characteristics were ulceration on the lingual frenum of infants associated with general wasting, leading to "exitus lethalis".
Inicialmente foi realizada uma revisao da literatura relacionada, sendo consultadas as bases de dados Web of Science, Pubmed, Embase, All Evidence-Based Medicine Reviews e Scielo, usando os seguintes termos em portugues: freio lingual, anquiloglossia, frenectomia lingual, frenotomia lingual, succao nutritiva; e dos seguintes termos em ingles: tongue-tie ankyloglossia, lingual frenulum, lingual frenum, lingual frenectomy, frenotomy e sucking.