# semimembranosus

> English word · Noun

## Definitions
1. A muscle in the back of the thigh; the most medial of the three hamstring muscles (meaning it is more to the inner of the thighs, not between the two others in one leg, which is the semitendinosus).

## Etymology
From Latin sēmimembrānōsus.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/semimembranosus