a set of four similar things considered as a unit
[ Syn: quartet , quartette , quadruplet ]
a quantity that is four times as great as another
quadruple (n.)
having four units or components; quadruple rhythm has four beats per measure; quadruplex wire
[ Syn: quadruplicate , quadruplex , fourfold , four-fold ]
four times as great or many; a fourfold increase in the dosage
quadruple (adj.)
increase fourfold; His stock earning quadrupled'