cusp

cusp definition - medical

cusp (kŭsp)

noun
  1. A pointed or rounded projection on the chewing surface of a tooth.
  2. A triangular fold or flap of a heart valve.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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