adjective
quadruple
KWOD-ruu-puhl
adjective
1
Four times as large, as many, or as much.
"The champion earned a quadruple bypass— sorry, a quadruple crown, winning all four majors that year."
"They ordered a quadruple portion to share among the group."
verb
1
To multiply something by four.
"Sales quadrupled after the product went viral online."
"The company plans to quadruple its workforce within five years."
How to Use Quadruple
Learner’s notesIn plain EnglishTimes four — either as a description of size or as an action of multiplying by four.
Common pairings
quadruple in size
a quadruple jump
quadruple the amount
Word Forms
quadrupled past tense, quadruples plural, quadruples singular
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The champion earned a _____ bypass— sorry, a quadruple crown, winning all four majors that year.
Etymology
From Latin quadruplus, itself built from quadri- ("four") plus -plus ("fold"), the same pattern as "double" and "triple."