dyad
[ dahy-ad ]
/ ˈdaɪ æd /
noun
a group of two; couple; pair.
Biology.
- a secondary morphological unit, consisting of two monads: a chromosome dyad.
- the double chromosomes resulting from the separation of the four chromatids of a tetrad.
Mathematics. two vectors with no symbol connecting them, usually considered as an operator.
Sociology.
- two persons involved in an ongoing relationship or interaction.
- the relationship or interaction itself.
adjective
of two parts; dyadic.
RELATED WORDS
combination, duo, couple, two, team, match, pair, double, set, twosome, span, combine, yoke, brace, duality, twins, combo, deuce, doublet, binary
Nearby words
Origin of dyad
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for dyad
dyad
/ (ˈdaɪæd) /
noun
maths an operator that is the unspecified product of two vectors. It can operate on a vector to produce either a scalar or vector product
an atom or group that has a valency of two
a group of two; couple
Word Origin for dyad
C17: from Late Latin dyas, from Greek duas two, a pair
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
dyad
[ dī′ăd′, -əd ]
n.
Two individuals or units regarded as a pair, such as a mother and a daughter.
A divalent atom or radical.
One pair of homologous chromosomes resulting from the division of a tetrad during meiosis.
The American Heritage® Stedman's Medical Dictionary
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