Medical

fertilization window

fertilization window

Reproductive medicine The time period in the normal menstrual cycle during which fertilization is most likely to occur–day 6 up to ovulation; the FW is a datum of use in both fertility-focused intercourse, and in postovulatory contraception. See Fertility-focused intercourse. Cf Rhythm method.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
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