Dyad vs Dual - What's the difference?

dyad | dual |

As nouns the difference between dyad and dual

is that dyad is a set of two elements treated as one; a pair while dual is dual.

Other Comparisons: What's the difference?




(en noun)
  • A set of two elements treated as one; a pair.
  • * {{quote-book, year=1908, author=W. D. Ross, title=, by=Aristotle
  • , passage=... positing a dyad and constructing the infinite out of great and small, instead of treating the infinite as one, is peculiar to him; ...}}
  • (music) any set of two different pitch classes.
  • A pair of things standing in particular relation; dyadic relation.
  • * "For each individual in a specific dyad (i.e., mother-offspring, offspring-father, sibling-sibling),..." Debra Lieberman, John Tooby, and Leda Cosmides - The evolution of human incest avoidance mechanisms: an evolutionary psychological approach , p. 20
  • (chemistry) An element, atom, or radical having a valence or combining power of two.
  • Derived terms

    * dyadic

    See also

    * monad * pair * triad * interval * trichord * hexachord * tetrachord


    * *



    Alternative forms



  • Exhibiting duality; characterized by having two (usually equivalent) components.
  • Acting as a counterpart.
  • Double.
  • dual-headed computer
  • (grammar) Pertaining to grammatical number (as in singular and plural), referring to two of something, such as a pair of shoes, in the context of the singular', '''plural''' and in some languages, ' trial grammatical number. Modern Arabic displays a dual number, as did Homeric Greek.
  • (linear algebra)
  • (category theory)
  • Derived terms

    * duality * dualism


    (en noun)
  • Of an item that is one of a pair, the other item in the pair.
  • (geometry) Of a regular polyhedron with V'' vertices and ''F'' faces, the regular polyhedron having ''F'' vertices and ''V faces.
  • The octahedron is the dual of the cube.
  • (grammar) dual number The grammatical number of a noun marking two of something (as in singular, dual, plural), sometimes referring to two of anything (a couple of', ' exactly two of ), or a chirality-marked pair (as in left and right, as with gloves or shoes) or in some languages as a discourse marker, "between you and me". A few languages display trial number.
  • (mathematics) Of a vector in an inner product space, the linear functional corresponding to taking the inner product with that vector. The set of all duals is a vector space called the dual space.
  • See also

    * * unal * duel


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