# myosin

> English word · Noun · IPA /ˈmaɪ.oʊsɪn/ · frequency rank #61,656

## Definitions
1. Any of a large family of motor proteins found in eukaryotic tissues, allowing mobility in muscles.
2. An albuminous body present in dead muscle formed in the process of coagulation which takes place in rigor mortis.

## Etymology
From myo- (“relating to muscle”), and Ancient Greek μυός (muós), genitive of μῦς (mûs, “muscle”) + -in.

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