- a group of two; couple; pair.
- 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.
- Chemistry. an element, atom, or group having a valence of two.Compare monad, triad(def 2a).
- Mathematics. two vectors with no symbol connecting them, usually considered as an operator.
- two persons involved in an ongoing relationship or interaction.
- the relationship or interaction itself.
- of two parts; dyadic.
Origin of dyad
Related Words for dyadcombination, duo, couple, two, team, match, pair, double, set, twosome, span, combine, yoke, brace, duality, twins, combo, dyad, deuce, doublet
Examples from the Web for dyad
Historical Examples of dyad
Some Dyad was then produced, which the respondent did not know to be a Dyad; accordingly he did not know it to be even.
The respondent was asked, Do you know that every Dyad is even?
When you say a line, do you mean a dyad in length Form in Matter?
For either the dyad is not One; or else the monads included therein are not monads ἐντελεχείᾳ (a. 14).
There being six pairs of parallel edges on an octahedron, there are consequently six dyad axes of symmetry.
- 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
- 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.