Definition of duad in English:

duad

noun

rare
  • A pair of people or things.

    • ‘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.’
    • ‘The duad has been generated from the monad, according to Pythagoras.’
    • ‘Each of the 45 circles is denoted by an unordered pair of duads.’
    • ‘The figures of the duad are the Son, who is the splendor of the Father, and the Word, which is the form of thought.’
    • ‘Note that the pairs (0,3) and (4,8) form a duad.’
    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/