From Longman Dictionary of Contemporary Englishapartmenta‧part‧ment /əˈpɑːtmənt $ -ɑːr-/ ●●● S2 W3 noun [countable] 1 HOME especially American English a set of rooms on one floor of a large building, where someone lives SYN flat British English She lives in a small apartment.2 [usually plural]STAY/NOT LEAVE a room or set of rooms used by an important person such as a president I had never been in the prince’s private apartments before. the presidential apartmentsCOLLOCATIONSADJECTIVES/NOUN + apartmenta one-bedroom/two-bedroom etc apartment (also one-bedroomed/two-bedroomed apartment British English)A tiny one-bedroom apartment was all she could afford.a studio apartment (=with just one main room, which you use for sleeping, cooking, and eating)Studio apartments can be a good option for those who want a cheap place in a good location.a first-floor/second-floor etc apartmentWe had a fourth-floor apartment, and it was difficult going up and down all those stairs.a basement apartment (=below the level of the ground)a dark basement apartmenta penthouse apartment (=on the top floor of a building)She bought a penthouse apartment in Santa Monica.a luxury apartmentThe school has been converted into luxury apartments. a furnished/unfurnished apartment (=with or without furniture)a luxurious two-bedroomed unfurnished apartment situated in the heart of towna holiday apartment British English, a vacation apartment American EnglishWe rented a holiday apartment on Mallorca.verbslive in an apartmentHe lived in a small apartment on the third floor.buy/rent an apartmentTom rented an apartment at the top of the building.share an apartmentI’m sharing the apartment with a group of friends.own an apartmentMy parents own an apartment in Madrid.move into/out of an apartment (=start living in a new apartment, or leave an apartment in order to live somewhere else)They moved into the apartment last Easter.NOUN + apartmentan apartment building (also an apartment block British English, apartment house American English)a five-storey apartment block Our apartment building is the last block on the right, opposite the bank.an apartment complex (=a group of buildings containing apartments)
Examples from the Corpus
apartment• But she soon split with her husband, and she and Nicolae moved into a one-bedroom apartment in Huntington Beach.• a one-bedroom apartment• There was no point in paying rent for an empty apartment.• Oh, they had a fantastic apartment in New York as well, and two beautiful children.• They went back to her apartment for a cup of coffee.• Primo walks into his apartment, and sets the paper and the bottle of wine on the table.• I walked the stretch of road from our apartment to the Mekong Grocery.• High-rise apartment buildings have gone up where once there was open land.• One night, in the late 70s, a large group of people broke into Zofia's apartment while Bronislaw was away.• Small apartment buildings filled with families line the street.• Our tiny apartment, it is true, is barely suited for two people, and certainly not for four.From Longman Business Dictionaryapartmenta‧part‧ment /əˈpɑːtməntəˈpɑːr-/ noun [countable] American EnglishPROPERTY a place where people live that consists of a set of rooms, usually on one floor and part of a larger buildingSYNFLATOrigin apartment (1600-1700) French appartement, from Italian appartamento, from appartare “to put aside, separate” 