›the study of changes in the number of births, marriages, deaths, etc. in a particular area during a period of time: historical demographyLifestyles and their study›The demography of an area is the number and characteristics of the people who live in an area, in relation to their age, sex, if they are married or not, etc.: The increase in the number of young people leaving to work in the cities has had a dramatic impact on the demography of the villages.Lifestyles and their studydemographic
/ˌdem.əˈɡræf.ɪk/adjective›There have been monumental social and demographic changes in the country.Current demographic trends suggest that there will be fewer school leavers coming into the workforce in ten years' time.Environmental issuesRubbish and wasteProtection and protectors