any group or combination of four.
quadruplets, four children or offspring born of one pregnancy.
one of four such children or offspring.
Music. a group of four notes of equal value performed in the time normally taken for three.
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How to use quadruplet in a sentence
But if, quite satisfied with your service, I propose to you five quadruplet instead of four, you would accept it without doubt.The Guide of the Desert | Gustave Aimard
British Dictionary definitions for quadruplet
one of four offspring born at one birth: Often shortened to: quad
a group or set of four similar things
music a group of four notes to be played in a time value of three
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