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duad

NOUN
  1. two items of the same kind

How To Use duad In A Sentence

  • They yield, on the hyper level, two triads, a duad, and a unit. Occult Chemistry Clairvoyant Observations on the Chemical Elements
  • Corrections made to printed original. page 300, "The duad represented the line" - original reads 'decad', making no sense in view of what follows. Notes and Queries, Number 77, April 19, 1851 A Medium of Inter-communication for Literary Men, Artists, Antiquaries, Genealogists, etc
  • Apart from this, the composition is simple enough, all the ovoids being alike, and composed of a triplet, a septet and a duad. Occult Chemistry Clairvoyant Observations on the Chemical Elements
  • It would be interesting to know why this duad remains as a duad in selenium and breaks up into a septad and triad in the other members of the group. Occult Chemistry Clairvoyant Observations on the Chemical Elements
  • From the monad proceeds an indefinite duad, which is subordinate to the monad as to its cause. A History of Science: in Five Volumes. Volume I: The Beginnings of Science
  • Note that the pairs (0,3) and (4,8) form a duad.
  • That from the monad and the indefinite duad proceed numbers. A History of Science: in Five Volumes. Volume I: The Beginnings of Science
  • The pillars are the same as in chlorine and its congeners, with a duad added at the base. Occult Chemistry Clairvoyant Observations on the Chemical Elements
  • A figure used by Pythagoras, consisting of ten points, arranged in a triangular form so as to represent the monad, duad, triad, and quarterniad. The Symbolism of Freemasonry
  • 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.
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