#1
quadruple v. increase fourfold; "His stock earning quadrupled"
. wn #2
quadruple n. [
quartet, quartette, quadruplet] a set of four similar things considered as a unit
. wn #3
quadruple s. [
quadruplicate, quadruplex, fourfold, four-fold] having four units or components; "quadruple rhythm has four beats per measure"; "quadruplex wire"
. wn #4
quadruple n. a quantity that is four times as great as another
. wn #5
quadruple s. [
fourfold, four-fold] four times as great or many; "a fourfold increase in the dosage"
. wn