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demography

1 ENTRIES FOUND:
demography /dɪˈmɑːgrəfi/ noun
demography
/dɪˈmɑːgrəfi/
noun
Britannica Dictionary definition of DEMOGRAPHY
[noncount]
: the study of changes (such as the number of births, deaths, marriages, and illnesses) that occur over a period of time in human populations
also : a set of such changes

— demographer

/dɪˈmɑːgrəfɚ/ noun, plural demographers [count]