Dictionary.com
definitions
  • synonyms

fertile period

n.
  1. The period in the menstrual cycle during which conception is most likely to occur, usually 10 to 18 days after the onset of menstruation.
Show More
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.