quadruple

[kwo-droo-puh l, -druhp-uh l, kwod-roo-puh l]

adjective

fourfold; consisting of four parts: a quadruple alliance.
four times as great.
Music. having four beats to a measure.

noun

a number, amount, etc., four times as great as another.
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.

to make or become four times as great: To serve 24 people, quadruple the recipe. My savings quadrupled in 20 years.

Origin of quadruple

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

Related formsquad·ru·ple·ness, nounquad·ru·ply, adverb

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for quadrupled

Contemporary Examples of quadrupled

One month later, the number of cases had quadrupled, with WHO showing more than 208 cases and 130 deaths.
1976 Vs. Today: Ebola’s Terrifying Evolution
Abby Haglage
September 10, 2014
One likely reason for their growth is rising oil prices, which have quadrupled since 2002.
Fact-Checking the Sunday Shows: July 27
PunditFact.com
July 27, 2014
Phone taps, as it happens, more than quadrupled between 2001 and 2008.
Sarkozy’s Surveillance Scandal
Tracy McNicoll
March 22, 2014
Since 1990, the state's Hispanic population has increased eight-fold, while the Asian-American population has quadrupled.
A Carter Could Turn Georgia Blue
Patricia Murphy
March 14, 2014
The number of deaths from these drugs has quadrupled over the last ten years.
These Are The 5 Scary Health Threats The CDC Will Tackle In 2014
Brandy Zadrozny
December 16, 2013

Historical Examples of quadrupled

Tom is to explain how he has quadrupled our business in the last week.
The Spinner's Book of Fiction
Various
Rugby and Swindon have quadrupled their population in the same time.
Lives of the Engineers
Samuel Smiles
In 1862 there were but 10,850 reaping-machines in France, but their number is now more than quadrupled.
Rambles in Normandy
Francis Miltoun
The new agent has more than quadrupled the area from which London draws its meat.
Curiosities of Civilization
Andrew Wynter
We really believe the productive powers of the country might be quadrupled.
Ask Momma
R. S. Surtees

British Dictionary definitions for quadrupled

quadruple

verb

to multiply by four or increase fourfold

adjective

four times as much or as many; fourfold
consisting of four parts

noun

a quantity or number four times as great as another

Derived Formsquadruply, adverb

Word Origin for quadruple

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

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for quadrupled

quadruple

late 14c., from Middle French quadrupler, from Late Latin quadruplare "make fourfold, multiply by four," from Latin quadruplus (adj.) "quadruple, fourfold" (see quadruple (adj.)).

quadruple

adj.

1550s, from Middle French quadruple (13c.), from Latin quadruplus "fourfold," from quadri- "four" (see quadru-) + -plus "more" (see plus).