[ dʌɪ'kɒtəmi , dɪ- ]
■ noun ( plural dichotomies )
1》 a division or contrast between two things that are opposed or entirely different.
2》 Botany repeated branching into two equal parts.
Derivatives
dichotomous adjective
dichotomously adverb
Origin
C16: via mod. L. from Gk dikhotomia , from dikho- 'in two, apart' + -tomia (see -tomy ).