Gestation period


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.

Look at other dictionaries:

  • gestation period — noun the period during which an embryo develops (about 266 days in humans) • Syn: ↑gestation • Derivationally related forms: ↑gestational (for: ↑gestation), ↑gestate (for: ↑ge …   Useful english dictionary

  • Gestation period — The gestation period in a viviparous animal is the length of its gestation. In humans this is 266 days (38 weeks), but varies for other animals. Gestation period is measured from conception to birth.ee also*mammalian gestation *pregnancy …   Wikipedia

  • gestation period — /dʒe steɪʃ(ə)n ˌpɪəriəd/ noun the period of time between the initial inquiry about a product and the placing of an order ● The long gestation period is due to inefficient decision making procedures in the buying company …   Marketing dictionary in english

  • gestation period — See period of gestation …   Ballentine's law dictionary

  • gestation period — noun the average interval between fertilization and birth of a mammal; ranges from 13 days for the opossum to 626 days for the Indian elephant …   Wiktionary

  • Gestation — is the carrying of an embryo or fetus inside a female viviparous animal. Mammals during pregnancy can have one or more gestations at the same time (multiple gestations). The time interval of a gestation plus 2 weeks is called gestation period ,… …   Wikipedia

  • Gestation — Period of time from conception to birth. * * * SYN: pregnancy. [L. gestatio, from gesto, pp. gestatus, to bear] * * * ges·ta·tion je stā shən n 1) the carrying of young in the uterus from conception to delivery: PREGNANCY 2) GESTATION PERIOD… …   Medical dictionary

  • gestation — gestational, gestative /jes teuh tiv, je stay /, adj. /je stay sheuhn/, n. the process, state, or period of gestating. [1525 35; < L gestation (s. of gestatio), equiv. to gestat(us) (see GESTATE) + ion ION] * * * ▪ biology       in mammals, the… …   Universalium

  • gestation — [[t]ʤeste͟ɪʃ(ə)n[/t]] 1) N UNCOUNT Gestation is the process in which babies grow inside their mother s body before they are born. [TECHNICAL] ...the seventeenth week of gestation... The gestation period can be anything between 95 and 150 days. 2) …   English dictionary

  • gestation — ges|ta|tion [dʒeˈsteıʃən] n [singular, U] [Date: 1500 1600; : Latin; Origin: gestatio, from gestare to bear ] 1.) medical the process by which a child or young animal develops inside its mother s body before birth, or the period of time when this …   Dictionary of contemporary English


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