かつやくきん
Meanings
Adjective (な)
Noun
1. sphincter; sphincter muscle; constrictor
Kanji used
tie a loop around
promise
muscle
Pitch accent
つや
くきん
つやく
きん
つやくきん
Used in vocabulary (3 in total)
sphincter muscle of urinary bladder
sphincter muscle of the pupil; sphincter pupillae