noun
transverse abdominal muscle; transversus abdominis
Anatomical term for the deepest layer of the lateral abdominal muscles. Used in medical and fitness contexts.
腹横筋は、腹筋群の中で最も深い位置にある筋肉です。
The transverse abdominal muscle is the deepest muscle among the abdominal muscle group.
腹横筋を鍛えると、ウエストが引き締まります。
Training the transverse abdominal muscle tightens the waist.
Internal oblique muscle, located between the external oblique and the transverse abdominal muscle.
Compound of 腹 (abdomen), 横 (transverse), and 筋 (muscle). A straightforward descriptive anatomical term.