family tree

noun

Synonyms of family treenext
1
2
: a genealogical diagram

Examples of family tree in a Sentence

A framed family tree hung on the wall. his family tree includes writers, musical composers, and other notables in the arts
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The research found the new species had at least 23% genetic divergence from other related geckos — a gap that confirmed its separation from the rest of the family tree. Ryan Brennan, Kansas City Star, 20 Feb. 2026 The Royal family tree and the royal succession Unable to view our graphic? Janet Loehrke, USA Today, 20 Feb. 2026 Investigators used genealogy sites to build a family tree and pulled trash from the Pennsylvania home of Kohberger’s parents to make a connection. Ed White, Fortune, 20 Feb. 2026 The technology has previously achieved major successes in solving high-profile cold cases by tracing family trees through DNA databases. Alexandra Banner, CNN Money, 19 Feb. 2026 See All Example Sentences for family tree

Word History

First Known Use

1763, in the meaning defined at sense 1

Time Traveler
The first known use of family tree was in 1763

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Cite this Entry

“Family tree.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/family%20tree. Accessed 22 Feb. 2026.

Kids Definition

family tree

noun
1
2
: a diagram showing family relationships

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