quadruple

American  

[kwo-droo-puhl, -druhp-uhl, kwod-roo-puhl] / kwɒˈdru pəl, -ˈdrʌp əl, ˈkwɒd rʊ pəl /

adjective

1. fourfold; consisting of four parts.

   a quadruple alliance.

2. four times as great.

3. Music. having four beats to a measure.

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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)

quadrupled, quadrupling

1. to make or become four times as great.

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

quadruple British  

/ kwɒˈdruːpəl, ˈkwɒdrʊpəl /

verb

1. to multiply by four or increase fourfold

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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

Other Word Forms

• quadrupleness noun
• quadruply adverb

Etymology

Origin of quadruple

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

Example Sentences

He said this month, “We’re already growing double, triple and even quadruple the speed of almost every other major economy on earth.”

From The Wall Street Journal

Goldman stock has more than quadrupled since then and now trades at $964.

From Barron's

The house has quadrupled in value since I bought it, and there will be a hefty capital gain.

From MarketWatch

According to the World Gold Council, China’s gold reserves have more than quadrupled since 2000.

From MarketWatch

The stock has more than quadrupled since the company was spun out of General Electric, now GE Aerospace, in April 2024.

From Barron's