Meaning of “apartment” - Learner’s Dictionary

apartment

noun [ C ] us uk /əˈpɑːtmənt/ mainly US also UK flat
a luxury apartment/carShe's moving into a new apartment.He'll be renting an apartment until he can find a house to buy.They live in a small apartment near Times Square.expensive riverside apartments

A2 a set of rooms for someone to live in on one level of a building or house

(Definition of “apartment” from the Cambridge Learner’s Dictionary © Cambridge University Press)