Dyad Definition
dīăd, -əd
dyads
noun
dyads
Two units regarded as one; pair.
Webster's New World
A double chromosome resulting from the division of a tetrad in meiosis; half of a tetrad.
Webster's New World
A function that draws a correspondence from any vector u to the vector ( v·u ) w and is denoted vw , where v and w are a fixed pair of vectors and v·u is the scalar product of v and u . For example, if v = (2,3,1), w = (0,−1,4), and u = ( a,b,c ), then the dyad vw draws a correspondence from u to (2 a + 3 b + c ) w .
American Heritage
An atom, element, or radical with a valence of two.
Webster's New World
Two persons in a continuing relationship involving interaction.
Webster's New World
adjective
Consisting of two.
Webster's New World
Other Word Forms of Dyad
Noun
Singular:
dyad
Plural:
dyadsOrigin of Dyad
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From Ancient Greek δύας (dýas), δύαδ- (dýad-) from Ancient Greek δύο (dýo) from Ancient Greek δύο (duo), from Proto-Indo-European *duwó,*duwéh₃ (*dwóh₁). “dyad” in The American Heritage® Dictionary of the English Language, Fourth Edition, Houghton Mifflin Company, 2000.
From Wiktionary
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From Greek duas duad- from duo two dwo- in Indo-European roots
From American Heritage Dictionary of the English Language, 5th Edition
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