decades-long
adjective
de·cades-long
ˈde-ˌkādz-ˌlȯŋ 
variants
or less commonly decadeslong
: lasting two or more decades : occurring over a period of two or more decades
… no discussion of wolf research would be complete without mention of this fascinating, decades-long study.—
Robert R. Ream
Robert R. ReamHis decades-long accumulation of books makes an eclectic mix …—Stephen Mihm
Stephen MihmExamples of decades-long in a Sentence
Recent Examples on the Web
Jamel McGriff, 42, a Bronx ex-con with a decades-long rap sheet, has been charged with 14 counts of murder and 37 charges in total, including kidnapping, burglary, robbery, arson, weapons offenses, grand larceny and identity theft, the Queens County District Attorney’s Office said.
—Bonny Chu, FOXNews.com, 13 Sep. 2025
Throughout his decades-long career, George Strait has sent dozens of projects to the Billboard 200, the most competitive albums ranking in the United States.
—Hugh McIntyre, Forbes.com, 13 Sep. 2025
These antics are supercharging a decades-long controversy.
—John P. O’Brien, Mercury News, 13 Sep. 2025
Advertisement Advertisement Yet, the decades-long effort to secure passage of the VRA offers pragmatic wisdom for safeguarding—and even extending—the gains enshrined by the law.
—Time, 12 Sep. 2025
See All Example Sentences for decades-long
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Bonny Chu, FOXNews.com, 13 Sep. 2025
Throughout his decades-long career, George Strait has sent dozens of projects to the Billboard 200, the most competitive albums ranking in the United States.
—Hugh McIntyre, Forbes.com, 13 Sep. 2025
These antics are supercharging a decades-long controversy.
—John P. O’Brien, Mercury News, 13 Sep. 2025
Advertisement Advertisement Yet, the decades-long effort to secure passage of the VRA offers pragmatic wisdom for safeguarding—and even extending—the gains enshrined by the law.
—Time, 12 Sep. 2025
See All Example Sentences for decades-long
Cite this Entry
“Decades-long.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/decades-long. Accessed 18 Sep. 2025.
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