noun. Two individuals or units regarded as a pair.

noun. One pair of homologous chromosomes resulting from the division of a tetrad during meiosis.

noun. undefined

noun. 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 (2a + 3b + c)w.

noun. A tensor formed from a vector in a vector space and a linear functional on that vector space.

adjective. Made up of two units.

noun. A group or association of two chromosomes in certain cells, such as the germ-cells in certain stages.

noun. In prosody, a group of two lines having different rhythms.

Noting an axis of twofold symmetry. See symmetry.

noun. Two units treated as one; a pair; a couple.

noun. In chem., an elementary substance each of whose atoms, in combining with other atoms or molecules, is equivalent in saturating power to two atoms of hydrogen.

noun. In morphology, a secondary unit of organization, resulting from individuation or integration of an aggregate of monads. See monad.

noun. In mathematics, an expression signifying the operation of multiplying internally by one vector and then by another.

Same as dyadic.

noun. Two units treated as one; a couple; a pair.

noun. An element, atom, or radical having a valence or combining power of two.

adjective. Having a valence or combining power of two; capable of being substituted for, combined with, or replaced by, two atoms of hydrogen. See valence.

noun. A set of two different elements.

noun. any set of two different pitch classes.

noun. A pair of things standing in particular relation; dyadic relation.

noun. two items of the same kind

"For example, "the dyad" is the term Murray used for the experiment he performed on Kaczynski and other students."

hexachord  interval  monad  pythagorean dyad  tetrachord  

dyadic  

2  deuce  ii  two  

doubleton  

triad  

__________________________________________  bijou  carotenoid  cell-adhesion  cellsurface  

both  brace  couple  couple  couplet  

valence