polytomy

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noun

A section of a phylogeny in which the evolutionary relationships cannot be fully resolved to dichotomies.

Similar
polychotomy
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Meanings

nounpolytomy (plural polytomies)

plural polytomies

  1. biologyA section of a phylogeny in which the evolutionary relationships cannot be fully resolved to dichotomies.

    Synonyms: polychotomy

Synonyms & antonyms

nounA section of a phylogeny in which the evolutionary relationships cannot be fully resolved to dichotomies.

Similar
polychotomy

Origin

From poly- + -tomy.

Full word history & related roots →
Cite this entry
APA

polytomy. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/polytomy

MLA

“polytomy.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/polytomy. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “polytomy,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/polytomy.

Source: polytomy on Wiktionary, CC BY-SA 4.0.