Dictionary

dyad

dyad

noun dy·ad \ˈdī-ˌad, -əd\

Definition of DYAD

1
:  pair; specifically :  two individuals (as husband and wife) maintaining a sociologically significant relationship
2
:  a meiotic chromosome after separation of the two homologous members of a tetrad
3
:  a mathematical operator indicated by writing the symbols of two vectors without a dot or cross between (as AB)
dy·ad·ic \dī-ˈa-dik\ adjective
dy·ad·i·cal·ly \-di-k(ə-)lē\ adverb

Examples of DYAD

  1. <the book examines the doctor-patient dyad from several perspectives>

Origin of DYAD

Late Latin dyad-, dyas, from Greek, from dyo
First Known Use: 1675

Other Mathematics and Statistics Terms

abscissa, denominator, divisor, equilateral, exponent, hypotenuse, logarithm, oblique, radii, rhomb

dyad

noun dy·ad   (Medical Dictionary)

Medical Definition of DYAD

1
:  two individuals (as husband and wife) maintaining a sociologically significant relationship
2
:  a meiotic chromosome after separation of the two homologous members of a tetrad
dy·ad·ic \dī-ˈad-ik\ adjective
dy·ad·i·cal·ly \-i-k(ə-)lē\ adverb

Variants of DYAD

dy·ad also di·ad \ˈdī-ˌad, -əd\

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