populationnoun/ˌpɒp.jʊˈleɪ.ʃən/

• 1

  The people living within a political or geographical boundary.

  • The population of New Jersey will not stand for this!
  • “Panicology” considers the evidence on both sides of a large number of worries that have beset the industrialized world in modern times, including the “population crisis” (now one of underpopulation that threatens the wealth and health of aging populations in countries like Italy and Russia)[…]
• 2

  The people with a given characteristic.

  • India has the third-largest population of English-speakers in the world.
• 3

  A count of the number of residents within a political or geographical boundary such as a town, a nation or the world.

  • The town’s population is only 243.
  • population explosion; population growth
• 4

  cellular-automatacomputingengineeringA count of the number of residents within a political or geographical boundary such as a town, a nation or the world.

  • This is one of several known "sawtooth" patterns, in which the population is unbounded but does not tend to infinity.
  • Since unoccupied cells never send a message they never access their neighbors and so if the population of the arena is, say, 20% of the total area then 80% of time no neighbor cells need to be accessed at all leading 1/9th as many array accesses and computation speeds up to 9 times faster per generation.
• 5

  biologynatural-sciencesA collection of organisms of a particular species, sharing a particular characteristic of interest, most often that of living in a given area.

  • A seasonal migration annually changes the populations in two or more biotopes drastically, many twice in opposite senses.
  • Within and among populations of grindelias, some morphologic traits appear to vary more from plant to plant than in most genera of composites.
• 6

  mathematicssciencesstatisticsA group of units (persons, objects, or other items) enumerated in a census or from which a sample is drawn.

  • […]it is possible it [the Anglo-Saxon race] might stand second to the Scandinavian countries [in average height] if a fair sample of their population were obtained.
• 7

  computingengineeringmathematicsThe act of filling initially empty items in a collection.

  • John clicked the Search button and waited for the population of the list to complete.
• 8

  General population.

  • I would like to say something about the place I am doing time at. When I was placed in population, I met another woman and we immediately became good friends.