ring

ring definition - medical

ring (rĭng)

noun
  1. A circular object, form, or arrangement with a vacant circular center.
  2. The area between two concentric circles; annulus.
  3. A group of atoms linked by bonds that may be represented graphically in circular or triangular form.

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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