Look up trichotomy in Wiktionary, the free dictionary.

A trichotomy can refer to:

• Law of trichotomy, a mathematical law that every real number is either positive, negative, or zero
  • Trichotomy theorem, in finite group theory
• Trichotomy (jazz trio), Australian jazz band, collaborators with Danny Widdicombe on a 2019 album
• Trichotomy (philosophy), series of three terms used by various thinkers
• Trichotomy (speciation), three groups from a common ancestor, where it is unclear or unknown in what chronological order the three groups split
• Trichotomous or 3-forked branching in botany
• Trichotomism, a term for the tripartite view in Christian anthropology

• Tripartite (disambiguation)
• Triune (disambiguation)

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