overpopulation
noun
over·pop·u·la·tion
ˌō-vər-ˌpä-pyə-ˈlā-shən 
: the condition of having a population so dense as to cause environmental deterioration, an impaired quality of life, or a population crash
Examples of overpopulation in a Sentence
He is studying the problem of deer overpopulation.
Recent Examples on the Web
Rubin hopes the study will provide the federal agencies responsible for the herds with a better understanding of how the overpopulation of feral burros in Arizona are negatively impacting their habitat and native species.
—
John Leos, AZCentral.com, 23 Oct. 2025
By Aidan McGloin, CalMatters Correctional officers at the California Rehabilitation Center (CRC) in Norco have started writing Attorney General Rob Bonta to to keep the prison open, presenting it as an option to alleviate the overpopulation in county jails.
—Calmatters, Mercury News, 18 Sep. 2025
While routine spaying and neutering are widely accepted for reducing pet overpopulation, a growing body of research is prompting experts to advise more personalized decisions.
—Maria Morava, MSNBC Newsweek, 15 Sep. 2025
Advertisement Advertisement Supporters of the hunt have claimed that overpopulation of the bears has caused a nuisance in local communities and that a regulated hunt is needed to regulate their population.
—Rebecca Schneid, Time, 13 Aug. 2025
See All Example Sentences for overpopulation
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John Leos, AZCentral.com, 23 Oct. 2025
By Aidan McGloin, CalMatters Correctional officers at the California Rehabilitation Center (CRC) in Norco have started writing Attorney General Rob Bonta to to keep the prison open, presenting it as an option to alleviate the overpopulation in county jails.
—Calmatters, Mercury News, 18 Sep. 2025
While routine spaying and neutering are widely accepted for reducing pet overpopulation, a growing body of research is prompting experts to advise more personalized decisions.
—Maria Morava, MSNBC Newsweek, 15 Sep. 2025
Advertisement Advertisement Supporters of the hunt have claimed that overpopulation of the bears has caused a nuisance in local communities and that a regulated hunt is needed to regulate their population.
—Rebecca Schneid, Time, 13 Aug. 2025
See All Example Sentences for overpopulation
Cite this Entry
“Overpopulation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/overpopulation. Accessed 29 Oct. 2025.
Copy CitationKids Definition
overpopulation
noun
over·pop·u·la·tion
-ˌpäp-yə-ˈlā-shən
: the condition of having too many people living in a certain area
Medical Definition
overpopulation
noun
over·pop·u·la·tion
ˌō-vər-ˌpäp-yə-ˈlā-shən
: the condition of having a population so dense as to cause environmental deterioration, an impaired quality of life, or a population crash
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