1 dyad | Definition of dyad

dyad

noun
dy·​ad | \ ˈdÄ«-ËŒad How to pronounce dyad (audio) , -É™d\

Definition of dyad

1 : pair specifically, sociology : two individuals (such as husband and wife) maintaining a sociologically significant relationship
2 genetics : a meiotic chromosome after separation of the two homologous (see homologous sense 1a(2)) members of a tetrad
3 mathematics : an operator (see operator sense 3a) indicated by writing the symbols of two vectors (see vector entry 1 sense 1a) without a dot or cross between (such as AB)

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Other Words from dyad

dyadic \ dÄ«-​ˈa-​dik How to pronounce dyadic (audio) \ adjective
dyadically \ dÄ«-​ˈa-​di-​k(É™-​)lÄ“ How to pronounce dyadically (audio) \ adverb

Examples of dyad in a Sentence

the book examines the doctor-patient dyad from several perspectives

Recent Examples on the Web

Researchers measured hair cortisol levels (an indicator of chronic stress) in dog-human dyads and found a strong degree of interspecies synchronization. Daphne Miller, chicagotribune.com, "A new meaning for ‘sick as a dog’? Your pet’s health may tell you something about your own," 11 July 2019 Researchers measured hair cortisol levels (an indicator of chronic stress) in dog-human dyads and found a strong degree of interspecies synchronization. Daphne Miller, chicagotribune.com, "A new meaning for ‘sick as a dog’? Your pet’s health may tell you something about your own," 11 July 2019 Elephants don’t live in solitary or one or two dyads. New York Times, "Zoos Called It a ‘Rescue.’ But Are the Elephants Really Better Off?," 9 July 2019 Researchers measured hair cortisol levels (an indicator of chronic stress) in dog-human dyads and found a strong degree of interspecies synchronization. Daphne Miller, chicagotribune.com, "A new meaning for ‘sick as a dog’? Your pet’s health may tell you something about your own," 11 July 2019 Researchers measured hair cortisol levels (an indicator of chronic stress) in dog-human dyads and found a strong degree of interspecies synchronization. Daphne Miller, Washington Post, "A new meaning for ‘sick as a dog’? Your pet’s health may tell you something about your own," 1 July 2019 According to Pickens, a month into the six-month trial, six dyads — which refers to a senior and their caregiver — were enrolled in the pilot study. Melanie Feuk, Houston Chronicle, "Researchers study over-the-phone dementia care for northwest Houston seniors," 6 June 2019 Face-to-face interaction time declined between 67 percent and 71 percent in OpenCo2, depending on how the researchers parsed the data on dyads and desk distance. Beth Mole, Ars Technica, "Open offices are as bad as they seem—they reduce face-to-face time by 70%," 13 July 2018 The researchers also collected information on pairs of people known to interact with each other—dyads—as well as employee attributes, including gender, role, and desk location. Beth Mole, Ars Technica, "Open offices are as bad as they seem—they reduce face-to-face time by 70%," 13 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'dyad.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of dyad

1675, in the meaning defined at sense 1

History and Etymology for dyad

Late Latin dyad-, dyas, from Greek, from dyo — see dy-

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More Definitions for dyad

dyad

noun
dy·​ad
variants: also diad \ ˈdÄ«-​ËŒad How to pronounce diad (audio) , -​É™d How to pronounce diad (audio) \

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

Other Words from dyad

dyadic \ dÄ«-​ˈad-​ik How to pronounce dyadic (audio) \ adjective
dyadically \ -​i-​k(É™-​)lÄ“ How to pronounce dyadically (audio) \ adverb

More from Merriam-Webster on dyad

Rhyming Dictionary: Words that rhyme with dyad

Thesaurus: All synonyms and antonyms for dyad

Britannica English: Translation of dyad for Arabic Speakers