Meaning of SUBSET in English

SUBSET

(~s)

A ~ of a group of things is a smaller number of things that belong together within that group.

...~s of the population such as men, women, ethnic groups, etc.

N-COUNT: oft N of n

Collins COBUILD.      Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) .