second-degree relative

noun

A blood relative who shares roughly a quarter of a person's DNA, such as a grandparent, aunt, uncle, half-sibling, grandchild, niece, or nephew.

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Meanings

nounsecond-degree relative (plural second-degree relatives)

plural second-degree relatives

  1. A blood relative who shares roughly a quarter of a person's DNA, such as a grandparent, aunt, uncle, half-sibling, grandchild, niece, or nephew.
Cite this entry
APA

second-degree relative. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/second-degree%20relative

MLA

“second-degree relative.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/second-degree%20relative. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “second-degree relative,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/second-degree%20relative.

Source: second-degree relative on Wiktionary, CC BY-SA 4.0.