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noun pop·u·la·tion \ˌpä-pyə-ˈlā-shən\

Simple Definition of population

  • : the number of people who live in a place

  • : a group of people or animals of a particular kind that live in a place

Source: Merriam-Webster's Learner's Dictionary

Full Definition of population

  1. 1 a :  the whole number of people or inhabitants in a country or region b :  the total of individuals occupying an area or making up a whole c :  the total of particles at a particular energy level —used especially of atoms in a laser

  2. 2 :  the act or process of populating

  3. 3 a :  a body of persons or individuals having a quality or characteristic in common b (1) :  the organisms inhabiting a particular locality (2) :  a group of interbreeding organisms that represents the level of organization at which speciation begins

  4. 4 :  a group of individual persons, objects, or items from which samples are taken for statistical measurement


play \-shnəl, -shə-nəl\ adjective

Examples of population in a sentence

  1. The world's population has increased greatly.

  2. The city has experienced an increase in population.

  3. There has been a sharp reduction in the bat population in this region.

  4. the rural population of America

Origin and Etymology of population

Late Latin population-, populatio, from Latin populus

First Known Use: 1612

Rhymes with population

abdication, aberration, abjuration, abnegation, abrogation, acceptation, acclamation, accusation, activation, adaptation, adjuration, admiration, adoration, adulation, adumbration, affectation, affirmation, aggravation, aggregation, agitation, allegation, allocation, amputation, alteration, altercation, animation, annexation, annotation, appellation, application, approbation, arbitration, arrogation, aspiration, assignation, attestation, augmentation, automation, aviation, avocation, blaxploitation, botheration, calculation, calibration, cancellation, carbonation, castigation, celebration, cerebration, chlorination, circulation, cogitation, collocation, coloration, combination, comfort station, commendation, commutation, compensation, complication, computation, concentration, condemnation, condensation, confirmation, confiscation, conflagration, conformation, confrontation, congregation, conjugation, connotation, consecration, conservation, consolation, constellation, consternation, constipation, consultation, consummation, contemplation, conurbation, conversation, convocation, copulation, coronation, corporation, correlation, corrugation, crenellation, crop rotation, culmination, cultivation, cumulation, cybernation, decimation, declamation, declaration, declination, decoration, dedication, defamation, defecation, deformation, degradation, dehydration, delectation, delegation, demarcation, demonstration, denigration, denotation, depilation, deportation, depravation, depredation, deputation, derivation, derogation, desecration, designation, desolation, desperation, destination, detestation, detonation, devastation, deviation, dislocation, dispensation, disputation, dissertation, dissipation, distillation, divination, domination, education, elevation, elongation, emanation, embarkation, embrocation, emendation, emigration, emulation, enervation, escalation, estimation, evocation, exaltation, excavation, excitation, exclamation, exculpation, execration, exhalation, exhortation, exhumation, expectation, expiation, expiration, explanation, explication, exploitation, exploration, exportation, expurgation, extirpation, exultation, fabrication, fascination, federation, fenestration, fermentation, fibrillation, figuration, filling station, fire station, flagellation, fluoridation, fluctuation, forestation, formulation, fornication, fragmentation, fulmination, fumigation, gene mutation, generation, germination, glaciation, graduation, granulation, gravitation, habitation, hesitation, hibernation, hyphenation, ideation, imitation, immigration, immolation, implantation, implication, importation, imprecation, imputation, incantation, incarnation, inclination, incrustation, incubation, indentation, indication, indignation, infestation, infiltration, inflammation, information, inhalation, innovation, inspiration, installation, instigation, insulation, integration, intimation, intonation, inundation, invitation, invocation, irrigation, irritation, iteration, jubilation, laceration, lamentation, lamination, legislation, levitation, liberation, limitation, lineation, liquidation, litigation, lubrication, lucubration, maceration, machination, malformation, masturbation, maturation, mediation, medication, meditation, melioration, menstruation, ministration, mitigation, moderation, modulation, molestation, motivation, mutilation, navigation, nomination, obfuscation, objurgation, obligation, observation, occupation, operation, orchestration, ordination, oscillation, osculation, ostentation, ovulation, oxidation, pagination, palpitation, penetration, percolation, perforation, permeation, permutation, perpetration, perspiration, perturbation, pigmentation, pixilation, police station, pollination, postulation, power station, predication, preparation, presentation, preservation, proclamation, procreation, profanation, prolongation, promulgation, propagation, prorogation, protestation, provocation, publication, punctuation, radiation, recantation, recitation, reclamation, re-creation, recreation, reformation, refutation, registration, regulation, rehydration, relaxation, relocation, renovation, reparation, replication, reprobation, reputation, reservation, resignation, respiration, restoration, retardation, revelation, revocation, ruination, rumination, rustication, salutation, sanitation, saturation, segmentation, segregation, separation, sequestration, service station, sexploitation, simulation, situation, speciation, speculation, spoliation, stimulation, stipulation, strangulation, structuration, stylization, subjugation, sublimation, suffocation, syncopation, syndication, tabulation, termination, T formation, titillation, toleration, transfer station, transformation, translocation, transmigration, transmutation, transpiration, transplantation, transportation, trepidation, tribulation, ulceration, ululation, undulation, urination, vaccination, vacillation, validation, valuation, variation, vegetation, veneration, ventilation, vindication, violation, visitation, weather station

POPULATION Defined for Kids


noun pop·u·la·tion \ˌpä-pyə-ˈlā-shən\

Definition of population for Students

  1. 1 :  the whole number of people living in a country, city, or area

  2. 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 Dictionary


noun pop·u·la·tion \ˌpäp-yə-ˈlā-shən\

Medical Definition of population

  1. 1:  the whole number of people or inhabitants in a country or region

  2. 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. 3:  a group of individual persons, objects, or items from which samples are taken for statistical measurement

Seen and Heard

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prophetic or oracular

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