fourfold
adjective
- 1
four times as great or many
a fourfold increase in the dosage
- 2
having four units or components
quadruple rhythm has four beats per measure
quadruplex wire
adverb
- 1
by a factor of four
the price of gasoline has increased fourfold over the past two years
Also useful for “fourfold”:Unscrambler— Rearrange the letters in “fourfold”