sevenfold
adjective
sev·en·fold ˈse-vən-ˌfōld 
ˈse-bᵊm-
1
: having seven units or members
2
: being seven times as great or as many
sevenfold adverb
Example Sentences
There has been a sevenfold increase in membership in the past year.
Recent Examples on the Web Nursing homes reported a near-record of about 32,000 COVID-19 cases among residents in the week ending Jan. 9, an almost sevenfold increase from a month earlier, according to the Centers for Disease Control and Prevention. 
Celina Tebor, USA TODAY, 19 Jan. 2022 In Japan alone, the population of supercentenarians grew to 146 from 22 between 2005 and 2015, a nearly sevenfold increase. New York Times, 28 Apr. 2021 The ruling marks the latest development in the Biden administration’s attempt to adopt a more than sevenfold increase in a metric called the social cost of carbon, which assigns a dollar value to the harm caused by greenhouse-gas emissions. Katy Stech Ferek, WSJ, 17 Mar. 2022 At issue is the Biden administration’s attempt to adopt a sevenfold increase in a metric called the social cost of carbon, which assigns a dollar value to the harm caused by greenhouse gas emissions. Katy Stech Ferek And Timothy Puko, WSJ, 24 Feb. 2022 Nursing homes reported a near-record of about 32,000 COVID-19 cases among residents in the week ending Jan. 9, an almost sevenfold increase from a month earlier, according to the Centers for Disease Control and Prevention. Celina Tebor, USA TODAY, 19 Jan. 2022 Nursing homes reported a near-record of about 32,000 COVID-19 cases among residents in the week ending Jan. 9, an almost sevenfold increase from a month earlier, according to the Centers for Disease Control and Prevention. Meg Kinnard And Bryan Gallion, Anchorage Daily News, 16 Jan. 2022 Nursing homes reported a near-record of about 32,000 COVID-19 cases among residents in the week ending Jan. 9, an almost sevenfold increase from a month earlier, according to the Centers for Disease Control and Prevention. Bryan Gallion, chicagotribune.com, 16 Jan. 2022 The gas’s potential to clean up hard-to-decarbonize sectors like steel and long-haul transport underpins expectations of a sevenfold increase in the global market by 2050. Rochelle Toplensky, WSJ, 13 Jan. 2022 See More
Celina Tebor, USA TODAY, 19 Jan. 2022 In Japan alone, the population of supercentenarians grew to 146 from 22 between 2005 and 2015, a nearly sevenfold increase. New York Times, 28 Apr. 2021 The ruling marks the latest development in the Biden administration’s attempt to adopt a more than sevenfold increase in a metric called the social cost of carbon, which assigns a dollar value to the harm caused by greenhouse-gas emissions. Katy Stech Ferek, WSJ, 17 Mar. 2022 At issue is the Biden administration’s attempt to adopt a sevenfold increase in a metric called the social cost of carbon, which assigns a dollar value to the harm caused by greenhouse gas emissions. Katy Stech Ferek And Timothy Puko, WSJ, 24 Feb. 2022 Nursing homes reported a near-record of about 32,000 COVID-19 cases among residents in the week ending Jan. 9, an almost sevenfold increase from a month earlier, according to the Centers for Disease Control and Prevention. Celina Tebor, USA TODAY, 19 Jan. 2022 Nursing homes reported a near-record of about 32,000 COVID-19 cases among residents in the week ending Jan. 9, an almost sevenfold increase from a month earlier, according to the Centers for Disease Control and Prevention. Meg Kinnard And Bryan Gallion, Anchorage Daily News, 16 Jan. 2022 Nursing homes reported a near-record of about 32,000 COVID-19 cases among residents in the week ending Jan. 9, an almost sevenfold increase from a month earlier, according to the Centers for Disease Control and Prevention. Bryan Gallion, chicagotribune.com, 16 Jan. 2022 The gas’s potential to clean up hard-to-decarbonize sectors like steel and long-haul transport underpins expectations of a sevenfold increase in the global market by 2050. Rochelle Toplensky, WSJ, 13 Jan. 2022 See More Word History
First Known Use
before the 12th century, in the meaning defined at sense 1