duad

[ doo-ad, dyoo- ]

/ ˈdu æd, ˈdyu- /

noun

a group of two; couple; pair.

Nearby words

Origin of duad

1650–60; < Latin duo two + -ad¹

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for duad

On the hyper level the triplet becomes a duad and a unit; the duad becomes two units; and the septet a triplet and a quartet.
Occult Chemistry|Annie Besant and Charles W. Leadbeater
The pillars are the same as in chlorine and its congeners, with a duad added at the base.
Occult Chemistry|Annie Besant and Charles W. Leadbeater
A consists of two square-based pyramids turned so as to meet at their apices, and breaks up into two quartet rings and a duad.
Occult Chemistry|Annie Besant and Charles W. Leadbeater
Coming down nearer to our own time, we find a duad of great English poets, usually associated in our minds,—Byron and Scott.
Nineteenth Century Questions|James Freeman Clarke

It frankly accepts the Duad as the true explanation of the actual universe.
Ten Great Religions|James Freeman Clarke

British Dictionary definitions for duad

duad

/ (ˈdjuːæd) /

noun

a rare word for pair 1

Word Origin for duad

C17: from Greek duas two, a pair

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012