Definition of population
1a : the whole number of people or inhabitants in a country or regionb : the total of individuals occupying an area or making up a wholec : the total of particles at a particular energy level —used especially of atoms in a laser
2 : the act or process of populating
3a : a body of persons or individuals having a quality or characteristic in commonb (1) : the organisms inhabiting a particular locality (2) : a group of interbreeding organisms that represents the level of organization at which speciation begins
4 : a group of individual persons, objects, or items from which samples are taken for statistical measurement
populationalplay \-shnəl, -shə-nəl\ adjective
Examples of population in a Sentence
The world's population has increased greatly.
The city has experienced an increase in population.
There has been a sharp reduction in the bat population in this region.
the rural population of America
Recent Examples of population from the Web
But the plans immediately went awry in a vast, messy and violent exchange of populations that left at least 1m dead and 15m uprooted from their homes.
These counties are mostly rural, with low population density.
Today, Demopolis High School's student body is roughly as balanced as the population of the town.
While there is still much room for growth to ensure the safety and security of students from all faiths, ethnicities, and gender identities, America's universities are beginning to become as diverse as the population itself.
As the Somali immigrant population in Minneapolis has grown, members of the community have sometimes expressed frustration with law enforcement.
But such early mixing with Denisovans and Neandertals is at odds with genetic evidence from living Aborigines and nearby Melanesians, says population geneticist David Reich of Harvard University.
While the population of Washington, D.C., is around 50 percent black, these residents represent just 2 percent of the city’s bike-share users.
The health and safety index considered factors such as depression diagnoses, suicide rate and insured population.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'population.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of population
Late Latin population-, populatio, from Latin populus
First Known Use: 1612See Words from the same year
POPULATION Defined for English Language Learners
Definition of population for English Language Learners
: the number of people who live in a place
: a group of people or animals of a particular kind that live in a place
POPULATION Defined for Kids
Definition of population for Students
1 : the whole number of people living in a country, city, or area
2 : a group of people or animals living in a certain place the deer population
Word Root of population
The Latin word populus, meaning “people,” gives us the root popul. Words from the Latin populus have something to do with people. A population is the group of people living in a particular place. Anything popular is common among or enjoyed by many people. A place that is populous has many people living in it.
Medical Definition of population
1: the whole number of people or inhabitants in a country or region
2a: a body of persons or individuals having a quality or characteristic in commonb (1): the organisms inhabiting a particular locality (2): a group of interbreeding organisms that represents the level of organization at which speciation begins
3: a group of individual persons, objects, or items from which samples are taken for statistical measurement
Seen and Heard
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