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Related terms:
birth
fertility
gestational age
lactation
maternal age
menstrual cycle
menstruation
parity
placentation
Finding
multiple pregnancy
mul·ti·ple preg·nan·cy
Subclass of:
Pregnancy
Definitions related to multiple pregnancy:
  • A gestation with more than one fertilized egg implanted as a viable fetus in the uterus.
    NCI
    U.S. National Cancer Institute, 2021
  • (multiple gestation) A pregnancy involving twins or higher-order multiple fetuses (e.g., triplets, quadruplets).
    NCI
    U.S. National Cancer Institute, 2021
  • (pregnancy, multiple) The condition of carrying two or more FETUSES simultaneously.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
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This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Some terms may have alternate or updated definitions not reflected in this set. The definitions on this page should not be considered complete or up to date.

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