quadruple
/ˈkwɒdɹʊpl//kwɑˈdɹupəl/
verb
- 1
To multiply by four.
“Quadrupling four gives sixteen.”
- 2
To increase by a factor of four.
“Our profits quadrupled when we made the improvements.”
- 3
To provide four parallel running lines on a given stretch of railway.
Antonyms
adjective
- 1
Being four times as long, as big or as many of something.
“He's quite an athlete and can do quadruple jumps with ease.”
Antonyms
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