duality
nounfeminineformal/dwɐliˈðaðɨ/medium
du·a·li·da·de
Definition
The state or quality of being dual; the coexistence of two opposing or complementary principles, elements, or aspects.
The duality of good and evil is a common theme in literature.
Quantum mechanics introduced the duality of light as both a wave and a particle.
Common collocations
mind-body dualitywave-particle dualityconcept of duality
Etymology
Do latim 'dualitas, -atis', de 'dualis' (duplo, de dois).