'Duality' definitions:
Definition of 'duality'
From: WordNet
noun
Being twofold; a classification into two opposed parts or subclasses; "the dichotomy between eastern and western culture" [syn: dichotomy, duality]
noun
(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 theory [syn: duality, wave-particle duality]
noun
(geometry) the interchangeability of the roles of points and planes in the theorems of projective geometry
Definition of 'Duality'
From: GCIDE
- Duality \Du"al"i*ty\, n. [L. dualitas: cf. F. dualit['e].] The quality or condition of being two or twofold; dual character or usage. [1913 Webster]