also: エリヤ · エアリア
noun
Common loanword used for a defined space, region, or field, similar to English 'area'. Often used in compound terms like サービスエリア (service area) or エリアマネジメント (area management).
このエリアは駐車禁止です。
Parking is prohibited in this area.
新しいショッピングエリアが駅前にできた。
A new shopping area opened in front of the station.
地域 is a native Japanese word for a geographical or administrative region, while エリア is a loanword often used in more casual or commercial contexts.
区域 is a more formal term for a designated zone or district, often used in legal or official contexts.
Loanword from English 'area'.