A set of four similar things considered as a unit.

synoniemen: quadruplet, quartet, quartette.

A quantity that is four times as great as another.

Pools: kwadrupla

Increase fourfold.

Nederlands: verviervoudigen

Having four units or components:
— Quadruple rhythm has four beats per measure.
— Quadruplex wire.

synoniemen: four-fold, fourfold, quadruplex, quadruplicate.

Roget 96: fourfold, four times; quadrable^†, quadrumanous^†, quadruple, quadruplicate, quadrible^†; fourth.    quadrifoliate^†, quadrifoliolate^†, quadrigeminal^†, quadrigeminate^†, quadriplanar^†, quadriserial^†.    ... meer laten zien

Four times as great or many.

synoniemen: four-fold, fourfold.

Pools: czterokrotny, poczwórny