Meaning of CATEGORY in English

CATEGORY

[noun] [C] - (in a system for dividing things according to appearance, quality, etc.) a type, or a group of things having some features that are the sameThere are three categories of accommodation - standard, executive and de luxe.Some social scientists try to divide a population into categories according to how much money people earn.

Cambridge English vocab.      Кембриджский английский словарь.