English noun: involuntary muscle | |||
1. | involuntary muscle (body) a muscle that contracts without conscious control and found in walls of internal organs such as stomach and intestine and bladder and blood vessels (excluding the heart) | ||
Synonyms | smooth muscle | ||
Broader (hypernym) | muscle, musculus | ||
Narrower (hyponym) | musculus sphincter ani internus, myometrium | ||