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trichotomy

Syllabification: tri·chot·o·my
Pronunciation: /trīˈkädəmē
 
/

Definition of trichotomy in English:

noun (plural trichotomies)

A division into three categories: the pragmatics-semantics-syntax trichotomy
More example sentences
  • Phylogenetic relationships inferred from hsp 82 depicted the rotifer class Seisonidea as the sister taxon of a monophyletic trichotomy that included Acanthocephala, Bdelloidea, and Monogononta.
  • The argument comes down to considering a trichotomy,
  • Both clades, together with H. bastetanum, form a trichotomy that it is separate from H. suaveolens.

Origin

17th century: from Greek trikha 'threefold', from treis 'three', on the pattern of dichotomy.

Derivatives

trichotomous

1
adjective
Example sentences
  • Branching details are difficult to resolve in full, but trichotomous branching is evident in several areas, and four orders of laterals are evident within the upper verticils of this zone.
  • The dependent variable for this study was a trichotomous survey item focusing on level of parent involvement: ‘how active are you in your child's health education?’
  • Bivariate analyses of the trichotomous accuracy variable and patient attributes showed no important differences with respect to patients' age, sex, race, religion, or marital status.

Words that rhyme with trichotomy

dichotomy, lobotomy, tracheotomy

Definition of trichotomy in:

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