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)

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

/ 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

Other Word Forms

• quadrupleness noun
• quadruply 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

Many growers are turning to the H-2A guest worker program – a legal pipeline for seasonal foreign labor that has quadrupled in size over the past decade.

Read more on Salon

Three years later, the Santa Clara, Calif.-based company has nearly quadrupled in size, its market value rising from $90 billion to more than $335 billion despite a recent pullback.

Read more on The Wall Street Journal

The amount of time refugees will have to be in the UK before being allowed to apply for permanent residence will be quadrupled from five years to 20.

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Prices more than quadrupled, reaching nearly $50 in early 1980 before regulators stepped in and unraveled the Hunt brothers’ attempt to corner the market.

Read more on The Wall Street Journal

Antimony prices have quadrupled from two years ago and supplies are now scarce, just as defense companies need to replenish stockpiles of armaments exhausted by the conflicts in Gaza and Ukraine.

Read more on The Wall Street Journal