Duality

Pronunciation

• Rhymes: -ælɪti

Origin

From Latin duālitās.

dual + -ity

Full definition of duality

Noun

1. A classification into two subclasses or opposed parts.
2. (projective geometry) The interchangeability of points and planes.
3. (mathematics, physics) The mathematical equivalence of two seemingly different theoretical descriptions of a physical system.

Synonyms

• dichotomy

Derived terms

• wave-particle duality