Subcostal

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subcostal

(Science: anatomy) Situated below the costas, or ribs; as, the subcostal muscles.

The subcostal muscles are distinct from, and within, the intercostal.

1. (Science: anatomy) A subcostal muscle.

2. (Science: zoology) One of the principal nervures of the wings of an insect. It is situated next beneath or behind the costal. See Nervure.