Of or relating to demography, of or pertaining to demography, noun_ A portion of a population, especially considered as consumers, An individual person's characteristic, encoded for the purposes of statistical analysis, A demographic criterion_ a characteristic used to classify people for statistical purposes, such as age, race, or gender

An official, usually periodic enumeration of a population, often including the collection of related demographic information, In ancient Rome, a count of the citizens and an evaluation of their property for taxation purposes