fourfold

adjective

four·​fold ˈfȯr-ˌfōld  -ˈfōld 

1

: being four times as great or as many

2

: having four units or members

fourfold

ˈfȯr-ˈfōld 

adverb

Examples of fourfold in a Sentence

There has been a fourfold increase in membership this year.

Recent Examples on the Web

Vaishnaw outlined a fourfold strategy that includes implementable global frameworks, trusted AI infrastructure, regulation of harmful misinformation and stronger human and technical capacity to hedge the impact. —ABC News, 17 Feb. 2026

Its share price has risen more than fourfold since its listing, propelling its market capitalization to almost $200 billion — more than the value investors put on the entirety of GE before then-CEO Larry Culp announced his plan to split it up in November 2021. —Andrew Edgecliffe-Johnson, semafor.com, 6 Feb. 2026

Training compute has increased almost fourfold in the past year, while inference costs have fallen drastically. —Mark Minevich, Forbes.com, 30 Jan. 2026

In tandem, the house initiated a development plan that grew its retail network nearly fourfold to 20 freestanding stores. —Miles Socha, Footwear News, 30 Jan. 2026

Word History

Etymology

Middle English, from Old English fēowerfeald, from fēower + -feald -fold

First Known Use

before the 12th century, in the meaning defined at sense 1

Rhymes for fourfold

• ahold
• behold
• billfold
• blindfold
• cajoled
• consoled
• controlled
• cotswold
• eightfold
• enfold
• enrolled
• extolled

Kids Definition

fourfold

adjective

four·​fold -ˌfōld 

-ˈfōld

: being four times as great or as many