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English definition of “frenulum”

frenulum

noun [C]     /ˈfriːn.jʊ.ləm/ US  /ˈfren.jə.ləm/ specialized
a small skin fold or fold of mucous membrane that limits the movement of a body part: A short lingual frenulum may contribute to feeding, speech, and mechanical tongue problems.Substances and structures in the body
(Definition of frenulum noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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