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

After a quadruple lynching in 1946, The Washington Post published an op-ed describing Monroe as “lynchtown.”

From Washington Post

Second, the pace of vaccinations has continued to climb steadily over the past few weeks, quadrupling the number of shots a day in a month’s time.

From Vox

Robinhood continues to come under pressure from power users and politicians, but its investors are doubling, tripling and maybe even quadrupling down.

From Axios

Danish officials say that as a result, daily coronavirus cases there could quadruple by the beginning of April.

From Washington Post

Since October, the total number of Covid-19 cases and deaths has roughly quadrupled, according to Johns Hopkins University data.

From Time

In these European elections, Le Pen is set to quadruple the National Front's 2009 showing.

From The Daily Beast

The horrific quadruple homicide shocked the sleepy Southern town.

From The Daily Beast

Hence Reality Hunger, which attempted “to put ‘reality’ within quadruple quotation marks.”

From The Daily Beast

Investigators now believe that the lone bicyclist was a primary target in the quadruple homicide rocking Europe.

From The Daily Beast

She arrived at the convention wearing a quadruple strand of pearls and significant diamond studs.

From The Daily Beast

Having no more internal squabbles to fear, it will present a formidable quadruple breast to the outer world.

From Project Gutenberg

An English farmer would instantaneously double or quadruple the produce of the province.

From Project Gutenberg

There was a quadruple row of vehicles on three sides of the arbor, the fourth being, at considerable pains, left open for passage.

From Project Gutenberg

A quadruple alliance, then, between the two imperial courts and France and Spain was impossible.

From Project Gutenberg

Then suddenly Michael began to hate Dora and the quadruple intrigue was broken up.

From Project Gutenberg