fourfold
adjective
four·fold
ˈfȯr-ˌfōld 
-ˈfōld
-ˈfōld
1
: being four times as great or as many
2
: having four units or members
Examples of fourfold in a Sentence
There has been a fourfold increase in membership this year.
Recent Examples on the Web
With demand for rare earth elements such as lithium, petroleum, cobalt, and copper set to jump nearly fourfold by 2030 (and already outpacing global production), extraction alone won’t suffice.
—
Forbes.com, 11 Sep. 2025
In early August, ChatGPT executive Nick Turley announced on X that the chatbot was on track to reach 700 million weekly active users, a fourfold increase since last year.
—Jillian Frankel, People.com, 19 Aug. 2025
According to Singapore's central bank, BNPL transactions reached around SG$440 million in 2021, a nearly fourfold increase from 2020.
—Lee Ying Shan, CNBC, 14 Aug. 2025
Insomnia itself was associated with a reduction of between 43 percent and 79 percent in the abundance of seven groups of bacteria and a 65 percent to a more than fourfold increase in the abundance of 12 other groups.
—Hannah Millington, MSNBC Newsweek, 12 Aug. 2025
See All Example Sentences for fourfold
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Forbes.com, 11 Sep. 2025
In early August, ChatGPT executive Nick Turley announced on X that the chatbot was on track to reach 700 million weekly active users, a fourfold increase since last year.
—Jillian Frankel, People.com, 19 Aug. 2025
According to Singapore's central bank, BNPL transactions reached around SG$440 million in 2021, a nearly fourfold increase from 2020.
—Lee Ying Shan, CNBC, 14 Aug. 2025
Insomnia itself was associated with a reduction of between 43 percent and 79 percent in the abundance of seven groups of bacteria and a 65 percent to a more than fourfold increase in the abundance of 12 other groups.
—Hannah Millington, MSNBC Newsweek, 12 Aug. 2025
See All Example Sentences for fourfold
Cite this Entry
“Fourfold.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fourfold. Accessed 15 Sep. 2025.
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fourfold
adjective
four·fold
-ˌfōld
-ˈfōld
: being four times as great or as many
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