Costal /(k?s"tal)/

Cos·tal

Costal

a.
  1. Pertaining to the ribs or the sides of the body; as, costal nerves. (Anat.)
  2. Relating to a costa, or rib. (Bot. & Zool.)

Phrases & Compounds
Costal cartilage
See Cartilage, and Illust. of Thorax.