Definition of duad in English:

duad

noun

rare
  • A pair of people or things.

    • ‘Each of the 45 circles is denoted by an unordered pair of duads.’
    • ‘Whether the root be a perfect monosyllable, or a duad, or even triad, formed on the monosyllable, it is the same thing with respect to the origin of the root.’
    • ‘Note that the pairs (0,3) and (4,8) form a duad.’
    • ‘The duad has been generated from the monad, according to Pythagoras.’
    • ‘The figures of the duad are the Son, who is the splendor of the Father, and the Word, which is the form of thought.’
    two, couple, duo, duology, brace, twosome
    View synonyms

Origin

Mid 17th century: from Greek duas, duad- ‘two’, probably influenced by Latin duo.

Pronunciation

duad

/ˈdjuːad/