外がい腹ふく斜しゃ筋きん

noun

abdominal external oblique muscle

Anatomical term for the outermost of the three flat abdominal muscles, running diagonally downward and inward.

• 外がい腹ふく斜しゃ筋きんは腹ふっ筋きん群ぐんの一ひとつで、体たい幹かんをひねる動どう作さに関かん与よする。

  The external oblique muscle is one of the abdominal muscles and is involved in twisting the torso.