DUALITY - Definition

Pronunciation:		doo'alitee
WordNet Dictionary

	Definition:	[n] (geometry) the interchangeability of the roles of points and planes in the theorems of projective geometry [n] (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 [n] being twofold; a classification into two opposed parts or subclasses; "the dichotomy between eastern and western culture"

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	Synonyms:	dichotomy, wave-particle duality

	See Also:	categorisation, categorization, classification, exchangeability, fungibility, interchangeability, interchangeableness, property

Products Dictionary

	Definition:	Duality Duality more details ...

Webster's 1913 Dictionary

	Definition:	\Du"al"i*ty\, n. [L. dualitas: cf. F. dualit['e].] The quality or condition of being two or twofold; dual character or usage.