fraternal

fraternal definition - medical

fra·ter·nal (frə-tûrˈnəl)

adjective
  1. Of or relating to brothers.
  2. Of, relating to, or being a twin developed from two separately fertilized ova; dizygotic.

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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