first cousin

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English[edit]

kinship relations

Noun[edit]

first cousin (plural first cousins)

  1. A child of a parent's sibling. A nephew or niece of a parent.
  2. A person who shares common grandparents but not common parents.

Usage notes[edit]

  • Starting with two first cousins (two persons with a common grandparent), the relationship between one of those persons and the offspring of the other is first cousin once removed.
  • The relationship between one of those persons and the grandchild of the other is first cousin twice removed.

Synonyms[edit]

Translations[edit]