 duality |
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| 1. | [ noun ] (geometry) the interchangeability of the roles of points and planes in the theorems of projective geometry | |
| Related terms: | exchangeability geometry | |
| 2. | [ noun ] being twofold; a classification into two opposed parts or subclasses | |
| Synonyms: | dichotomy | |
| Examples: | : "the dichotomy between eastern and western culture" |
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| Related terms: | classification dichotomize | |
| 3. | [ 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 | |
| Synonyms: | wave-particle_duality | |
| Related terms: | property physics | |
| Similar spelling: |
duluth |
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