Standard Lemma guide

trichotomy

noun · 3 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • UK: /tɹaɪˈkɒt.ə.mi/
  • US: /tɹaɪˈkɑt.ə.mi/
  • US: Recorded audio is listed in the source snapshot.
  • rhymes with -ɒtəmi

1

noun

Meaning 1

Division or separation into three groups or pieces.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

the property of an order relation whereby, given an ordered pair of elements (of a given algebraic structure), exactly one of these is true: the first element is 'less than' the second one, the second is 'less than' the first, or the two elements are equal.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: algebra, mathematics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

being threefold; a classification into three parts or subclasses

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: classification, categorization, categorisation

History

Etymology

From Ancient Greek τριχοτομία (trikhotomía), from τρίχα (tríkha) + τόμος (tómos) + -ία (-ía).

Across languages

Translations

13 source translations are retained for this English entry.

  • Bulgarian: разделяне на три части (razdeljane na tri časti) — division or separation into three
  • Finnish: kolmijako — division or separation into three
  • French: trichotomie — division or separation into three
  • Greek: τριχοτόμηση (trichotómisi) — division or separation into three
  • Hindi: त्रिभाजन (tribhājan) — division or separation into three
  • Icelandic: þríflokkun — division or separation into three
  • Italian: tricotomia — division or separation into three
  • Japanese: 三分法 (sanbunhō) — division or separation into three
  • Persian: سهگانه — division or separation into three
  • Persian: سفراز — division or separation into three
  • Romanian: trihotomie — division or separation into three
  • Russian: трихотомия (trixotomija) — division or separation into three
  • Spanish: tricotomía — division or separation into three