Japanese edit

Kanji in this term
じょう
Grade: 1
わん
Grade: S
きん
Grade: 6
goon kan’on
 上腕筋 on Japanese Wikipedia

Etymology edit

上腕 (upper arm) +‎ (muscle), calque of New Latin mūsculus brāchiālis

Noun edit

(じょう)(わん)(きん) (jōwankin

  1. a brachialis muscle