Finding
birth order
birth or·der
Subclass of:
Family Characteristics; Family
Definitions related to birth order:
  • Indicates the sequence of a biologic entity's birth in the family group.
    NCI
    U.S. National Cancer Institute, 2021
  • The sequence in which children are born into the family.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • (sibling order) Sequence in which children are born into the family.
    CRISP Thesaurus
    National Institutes of Health, 2006
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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.