Dictionary

duality en · NOUN

Pronunciation

• (Southern-England) audio
• /d(j)uːˈælɪti/

Etymology

From Latin duālitās. Equivalent to dual + -ity.

Meanings

1. (countable, in literature, uncountable) The quality of containing or comprising two often opposed parts or aspects.
   • Mother Nature's eternal duality, both life-giving and destructive
   • He was fascinated by the duality of human nature.
   • the moral duality of certain characters
2. (countable, uncountable) The aggregate of two complementary subclasses or parts.
   • that fundamental duality that characterises the life of all animals—hungry or sated
   • The novel explored the duality of good and evil.
   • philosophical duality
3. (countable, uncountable) The mathematical equivalence of two seemingly different theoretical descriptions of a physical system.
   • wave-particle duality
4. (countable, qualifier:projective geometry, uncountable) The interchangeability of points and planes.

Forms

Deriveds

pseudoduality · Koszul duality · autoduality · non-self-duality · nonduality · wave-particle duality · self-duality

Synonyms

dichotomy

Translations (18)

fi kaksinaisuus (classification into two subclasses or opposed parts) · pt dualidade (mathematical equivalence of two seemingly different theoretical descriptions of a physical system) · pt dualidade (interchangeability of points and planes) · pl dualizm (classification into two subclasses or opposed parts) · fr dualité (classification into two subclasses or opposed parts) · fr dualité (interchangeability of points and planes) · fi kaksijakoisuus (classification into two subclasses or opposed parts) · oc dualitat (classification into two subclasses or opposed parts) · fr dualité (mathematical equivalence of two seemingly different theoretical descriptions of a physical system) · pl dwoistość (classification into two subclasses or opposed parts) · gd dà-fhillteachd (classification into two subclasses or opposed parts) · bg дуализъм (mathematical equivalence of two seemingly different theoretical descriptions of a physical system) · pl dualność (mathematical equivalence of two seemingly different theoretical descriptions of a physical system) · de Dualität (interchangeability of points and planes) · fa زوجیت (mathematical equivalence of two seemingly different theoretical descriptions of a physical system) · fa زوجیت (classification into two subclasses or opposed parts) · pt dualidade (classification into two subclasses or opposed parts) · fi duaalisuus (mathematical equivalence of two seemingly different theoretical descriptions of a physical system)