frenulum
A fold of skin or mucous membrane that limits the movement of a body part. For example, the frenulum linguae is the midline fold under the tongue that attaches it to the floor of the mouth.
Last Updated
October 7, 2025
October 7, 2025
Last updated: October 7, 2025.
This article was contributed by .
Explore More
Tylenol, autism and pregnancy: what you need to know
You’ve heard a lot recently about Tylenol, also known by the generic name acetaminophen, and what effects it might have on unborn babies. Government officials suggested that taking Tylenol during p...