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adj. Pertaining to a rib.

adj. Pertaining to the ribs or the sides of the body.

adj. Relating to a costa, or rib.

In anatomy: Pertaining to the ribs or the side of the body: as, costal nerves.

Bearing ribs; costiferous: applied to those vertebræ which bear ribs, and to that part of the sternum to which ribs are attached.

In entomology, pertaining to the costa or anterior edge of an insect's wing; situated on or near the costa.

In botany, pertaining to the costa or midrib of a leaf or frond.

Certain parts of the sternum with which the ribs articulate. They are very prominent in passerine birds. See cut under carinate.

n. In the articulate crinoids, the lateral plates of the calyx, often fused together.

n. One of the bony plates borne upon and fusing with the external face of the ribs to form the greater portion of the carapace in turtles.

adj. of or relating to or near a rib

"In women the action of the ribs as they rise and fall, is emphasized more than in men, and this we call costal breathing."

costal cartilage    costal margin    costal vein    costal gemmation    costal plate    costal angle    costal cells    costal area    costal processes   

intercostal   

diaphragmatic    cricoid    57-58    pulmonic    pneumonic    sternal    sleep-disordered    stertorous    mouth-to-mouth    mediastinal