1. The capability of differentiating along two developmental pathways, as of a gonad.
  2. The capacity to function either as a male or a female.
  3. The condition of having both male and female reproductive organs; hermaphroditism.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.