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dyad

noun
/ˈdaɪ.æd/

Etymology

From Ancient Greek δυάς (duás), δυάδ- (duád-) from δύο (dúo, “two”), from Proto-Indo-European *duwó, *duwéh₃ (*dwóh₁). The mathematics sense was coined by in 1884 in the second half of his book Elements of Vector Analysis.

  1. derived from *duwó✻
  2. borrowed from δυάς

Definitions

  1. A set of two elements treated as one

    A set of two elements treated as one; a pair.

    • […] positing a dyad and constructing the infinite out of great and small, instead of treating the infinite as one, is peculiar to him; […]

  2. Two persons in an ongoing relationship

    Two persons in an ongoing relationship; a dyadic relationship.

    • For each individual in a specific dyad (i.e., mother-offspring, offspring-father, sibling-sibling), […]

  3. The relationship or interaction itself in reference to a couple.

  4. ›+ 5 more definitions

    1. Any set of two different pitch classes.

    2. An element, atom, or radical having a valence of or combining power of two.

    3. A chromosome structure, usually X- or V-shaped, consisting of two condensed sister…

      A chromosome structure, usually X- or V-shaped, consisting of two condensed sister chromatids joined by a centromere.

    4. A secondary unit of organisation consisting of an aggregate of monads.

    5. A tensor of order two and rank one.

The neighborhood

Derived

dyadic, dyadwise, dyadically, dyadism, pseudodyad

Vish — recursive loop

No curated loop yet for dyad. Loops are being traced one word at a time while the ingestion pipeline matures.

sense glosses and etymology drawn from English Wiktionary · source · CC-BY-SA