亞前緣
Subcostal \Sub*cos"tal\, a. (Anat. & Zo["o]l.)
Situated below the costas, or ribs; as, the subcostal
muscles.
Note: The subcostal muscles are distinct from, and within,
the intercostal.
Subcostal \Sub*cos"tal\, n.
1. (Anat.) A subcostal muscle.
2. (Zo["o]l.) One of the principal nervures of the wings of
an insect. It is situated next beneath or behind the
costal. See {Nervure}.