# cardiac muscle

> English word · Noun · IPA /ˌkɑːr.di.æk ˈmʌs.əl/

## Definitions
1. The striated and involuntary muscle of the vertebrate heart.

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