Tetrachotomy

//tɛtɹəˈkɒtəmɪ// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Division of a whole into four parts.
  2. 2
    Quaternary classification.
  3. 3
    tetralemma

Etymology

From τέτραχα (tétrakha, “quadripartite”) + -otomy.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.