Subscriber login


Forgot your password?

Library card login

Other

dyad

Pronunciation: /ˈdʌɪad/
Definition of dyad

noun

technical
  • something that consists of two elements or parts.
  • Mathematics an operator which is a combination of two vectors.

Derivatives

dyadic

Pronunciation: /-ˈadɪk/
adjective

Origin:

late 17th century (originally denoting the number two or a pair): from late Latin dyas, dyad-, from Greek duas, from duo 'two'. Current senses date from the late 19th century

dyad in other Oxford dictionaries

Definition of dyad in the US English dictionary
  |  Cite
Oxford Dictionaries Pro

For Oxford's best resources for writers, plus thesaurus, audio, and 1.9m examples.

Shop for an Oxford dictionary

Find the perfect Oxford dictionary for you in our online shop.
SHOP NOW ►

Word of the day

monocular

/ məˈnɒkjʊlə /
adjective , noun
with, for, or in one eye …