Japanese edit

Kanji in this term
よう
Grade: S
かい
Grade: 2
せん
Grade: S
きん
Grade: 6
kan’on
 腰回旋筋 on Japanese Wikipedia

Etymology edit

(lumbar) +‎ 回旋筋 (rotator), calque of New Latin rotātor lumbōrum

Noun edit

(よう)(かい)(せん)(きん) (yōkaisenkin

  1. (anatomy) a rotator lumborum