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

"It was only a couple of weeks ago people were saying Arsenal could do the quadruple, Now they are in two competitions," Richards added.

From BBC • Apr. 4, 2026

By 2035, though, the market could nearly quadruple to $13.5 billion, Stein said.

From MarketWatch • Apr. 3, 2026

The number of students earning undergraduate astronomy degrees in the U.S. is at an all-time high, quadruple what it was two decades ago.

From The Wall Street Journal • Mar. 31, 2026

Skating last after leading the short program, just as he did in Milan, Malinin landed five high-scoring quadruple jumps but not his pioneering quad axel, a jump he didn’t attempt at the Olympics.

From Los Angeles Times • Mar. 28, 2026

He plays a superspy, Ethan Hunt, who leads a double, sometimes triple, and sometimes quadruple life.

From "Everything, Everything" by Nicola Yoon