Word Study
Dyad
OXFORD DICTIONARY
Dyad, n. Math. an operator which is a combination of two vectors.
Derivative
dyadic adj.
Etymology
LL dyas dyad- f. Gk duas duados f. duo two
THESAURUS
Dyad
both, brace, couple, couplet, distich, double harness, doublet, duad, duet, duo, match, mates, pair, set of two, span, team, the two, twain, two, twosome, yokeROGET THESAURUS
Dyad
Duality
N duality, dualism, duplicity, biplicity, biformity, polarity, two, deuce, couple, duet, brace, pair, cheeks, twins, Castor and Pollux, gemini, Siamese twins, fellows, yoke, conjugation, dispermy, doublets, dyad, span, two, twin, dual, dualistic, double, binary, binomial, twin, biparous, dyadic, conduplicate, duplex, biduous, binate, diphyletic, dispermic, unijugate, tete-a-tete, coupled, conjugate, both, both the one and the other.For further exploring for "Dyad" in Webster Dictionary Online