quadruple

[ kwo-droo-puhl, -druhp-uhl, kwod-roo-puhl ]

adjective

1. fourfold; consisting of four parts:

   a quadruple alliance.

2. four times as great.
3. Music. having four beats to a measure.

noun

1. a number, amount, etc., four times as great as another.
2. something, as a series of acrobatic somersaults, made up of four clearly defined parts or stages:

   the first trapeze artist to perform a quadruple successfully.

verb (used with or without object)

, quad·ru·pled, quad·ru·pling.

1. to make or become four times as great:

   To serve 24 people, quadruple the recipe. My savings quadrupled in 20 years.

quadruple

/ kwɒˈdruːpəl; ˈkwɒdrʊpəl /

verb

1. to multiply by four or increase fourfold

adjective

1. four times as much or as many; fourfold
2. consisting of four parts

noun

1. a quantity or number four times as great as another

Derived Forms

• ˈquadruply, adverb

Other Words From

• quad·ruple·ness noun
• quad·ruply adverb

Word History and Origins

Origin of quadruple¹

1325–75; Middle English < Latin quadruplus; quadru-, duple

Word History and Origins

Origin of quadruple¹

C16: via Old French from Latin quadruplus, from quadru- (see quadri- ) + -plus -fold

Example Sentences

The number of hours in which sewage was dumped into London's River Thames more than quadrupled last year.

From BBC

The entertainment segment’s operating income for the quarter totaled $1.1 billion, quadruple the same quarter a year earlier, which included the lackluster “Haunted Mansion.”

From Los Angeles Times

Mr McDowall said that if it is removed, small publicans will see their business rates bill quadruple from April.

From BBC

As the Spanish side wrapped up a historic quadruple, the Graham Hansen racked up an incredible 60 goal contributions in just 40 games.

From BBC

Why not temporarily shift resources from other sectors, quadruple the outreach, and enforce existing laws?

From Los Angeles Times