AskDefine | Define frenum

User Contributed Dictionary

English

Pronunciation

italbrac-colon US
  • IPA: /ˈfriːnəm/

Noun

frenum (plural: frena or frenums)

Alternative spellings

Extensive Definition

Frenula redirects here. For the brachiopod genus, see Frenula (brachiopod)
A frenulum (or frenum, plural: frenula or frena, from the Latin frēnulum, "little bridle", the diminutive of frēnum ) is a small fold of tissue that secures or restricts the motion of a mobile organ in the body. A short frenulum may require a frenectomy or frenuloplasty to achieve normal mobility.
Frenula on the human body include several in the mouth, some in the digestive tract, and some connected to the external genitalia:

In entomology

The word frenulum also refers to a bristle present at the root of the hindwing of most moths which engages with a small hook on the forewing to join the wings together.
frenum in German: Frenulum
frenum in Italian: Frenulo
frenum in Latin: Frenulum
frenum in Dutch: Frenulum
frenum in Low German: Frenulum
frenum in Russian: Уздечка (анатомия)
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