Akademik

Gestation period

The period of development of the young from the time of conception until birth. For humans the full gestation period is normally 9 months. The word "gestation" comes from the Latin "gestare" meaning "to carry or to bear."

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gestation period n the length of time during which gestation takes place called also gestation

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the duration of pregnancy, in humans being about 266 days (38 weeks) from the time of fertilization of the oocyte until birth. In obstetrics, the gestation period is instead considered to begin on the first day of the woman's last normal menstrual period prior to fertilization, thus lasting on average 280 days (40 weeks).

Medical dictionary. 2011.