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dyad

Syllabification: dy·ad
Pronunciation: /ˈdīad
 
/

Definition of dyad in English:

noun

technical
1Something that consists of two elements or parts: the mother-child dyad
More example sentences
  • Mother/infant dyads were recruited from the nursery of an inner city hospital.
  • Twenty-two mother-child dyads participated in the study.
  • Specifically, the model appears to be inadequate in explaining or predicting the influence that results when peer dyads are composed of aggressive and nonaggressive children.
1.1 Mathematics An operator that is a combination of two vectors.
Example sentences
  • Data transformations can fuel fears that the trends noted with the transformation-averaging over serial dyads in this case - do not reflect trends in the raw data.
1.2 Chemistry A divalent atom or radical.
Example sentences
  • The enzyme is active as a dimer with two symmetry-related active sites, each featuring a Cys-His catalytic dyad and a selectivity loop, which recognizes the characteristic DEVD pattern of the substrate.
  • A nuclear protein binds selectively to the dyad Gpal element.

Origin

late 17th century (originally denoting the number two or a pair): from late Latin dyas, dyad-, from Greek duas, from duo 'two'. Current senses date from the late 19th century.

Derivatives

dyadic

1
Pronunciation: /dīˈadik/
adjective
Example sentences
  • He insisted, ‘Agency is never the monopoly of one player, for both are locked in a dyadic relationship’.
  • Actors engage in the formation of dyadic relationships, called guanxi, which are based on joint interest, interdependence, reciprocity, trust, and open-endedness.
  • We examined the possibility that mutual hostility and permissiveness expressed key structural characteristics of dyadic interactions that could best be tapped by perturbing the system.

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