Sub*cos"tal (?), a. Anat. & Zool.
Situated below the costas, or ribs; as, the subcostal muscles.
⇒ The subcostal muscles are distinct from, and within, the intercostal.
© Webster 1913.
Sub*cos"tal, n.
1. Anat.
A subcostal muscle.
2. Zool.
One of the principal nervures of the wings of an insect. It is situated next beneath or behind the costal. See Nervure.
© Webster 1913.