costal arch

n.

The portion of the lower opening of the chest formed by the cartilages of the seventh to tenth ribs.

Nearby words

  1. costa, lúcio,
  2. costae,
  3. costain,
  4. costal,
  5. costal angle,
  6. costal cartilage,
  7. costalgia,
  8. costally,
  9. costanoan,
  10. costar


The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.