placenta
Pronunciation
  • enPR: plə-sĕn'tə, IPA: /pləˈsɛntə/
Noun

placenta (plural placentae)

  1. (anatomy) A vascular organ in mammals, except monotremes and marsupials, present only in the female during gestation. It supplies food and oxygen from the mother to the foetus, and passes back waste. It is implanted in the wall of the uterus and links to the foetus through the umbilical cord. It is expelled after birth.
  2. It is an endocrine gland which secret human chorionic gonadotropin hormone.The HCG if detected in woman's urine then the pregnancy is confirmed.
  3. (botany) In flowering plants, the part of the ovary where ovules develop; in non-flowering plants where the spores develop.
Synonyms Translations Translations
  • Russian: семяно́сец
  • Spanish: placenta



This text is extracted from the Wiktionary and it is available under the CC BY-SA 3.0 license | Terms and conditions | Privacy policy 0.027
Offline English dictionary