nnoun.groupbeing twofold; a classification into two opposed parts or subclassesSynset:dichotomy
Examples:- the dichotomy between eastern and western culture
Derivationally Related Form:dichotomizedichotomousdual
Hypernyms:categorisation categorization classification
Inherited Hypernyms:dichotomyclassificationarrangementgroupabstractionentity
nnoun.attribute(physics) the property of matter and electromagnetic radiation that is characterized by the fact that some properties can be explained best by wave theory and others by particle theoryTopic:natural philosophyphysics
Synset:wave-particle duality
Derivationally Related Form:dual
Hypernyms:property
Inherited Hypernyms:dualitypropertyattributeabstractionentity
nnoun.attribute(geometry) the interchangeability of the roles of points and planes in the theorems of projective geometryTopic:geometry
Hypernyms:exchangeability fungibility interchangeability interchangeableness
Inherited Hypernyms:dualityexchangeabilitychangeablenessqualityattributeabstractionentity