frenulum

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frenulum

[′fren·yə·ləm]
(anatomy)
A small fold of integument or mucous membrane.
A small ridge on the upper part of the anterior medullary velum.
(invertebrate zoology)
A spine on most moths that projects from the hindwings and is held to the forewings by a clasp, thus coupling the wings together.
References in periodicals archive ?
Persisting ankyloglossia associated with the absence of the inferior labial and lingual frenulum was found to be associated with classical and hypermobility types of Ehlers-Danlos syndrome.
Schuller and Schleuning, 1994, found that simple incison of frenulum may result in the development of scar tissue and further restrict tongue movement.