amniocentesis meaning

Pronunciation:   "amniocentesis" in a sentence
  • Noun: amniocentesis (amniocenteses)  `amneeowsen'teesis
    1. (pregnancy) extraction by centesis of amniotic fluid from a pregnant woman (after the 15th week of pregnancy) to aid in the diagnosis of foetal abnormalities
      - amnio

    Derived forms: amniocenteses

    Type of: centesis, prenatal diagnosis

    Encyclopedia: Amniocentesis

  • [Medicine]
    Percutaneous transabdominal puncture of the uterus during pregnancy to obtain amniotic fluid. It is commonly used for fetal karyotype determination in order to diagnose abnormal fetal conditions. n pl -te·ses : the surgical insertion of a hollow needle through the abdominal wall and into the uterus of a pregnant female to obtain amniotic fluid esp. to examine the fetal chromosomes for an abnormality and for the determination of sex


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  1. One recent study suggests many women might be undergoing amniocentesis unnecessarily.
  2. An amniocentesis later proves that the baby is Sonny's.
  3. An amniocentesis confirmed she was carrying a healthy fetus, a boy.
  4. Larson had planned to perform an amniocentesis on April 24, 1990.
  5. But roughly one woman in every 200 to 300 miscarries after amniocentesis.

Related Words

  1. amnic meaning
  2. amnii meaning
  3. amnio meaning
  4. amnio- meaning
  5. amniocenteses meaning
  6. amniogenesis meaning
  7. amniography meaning
  8. amnion meaning
  9. amnionic meaning
  10. amnionic fluid meaning
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