MAP CITY is a term used to describe a city that has been mapped out in detail. It typically includes a detailed layout of streets, buildings, parks, and other features. The term PLAT is an acronym for 'PLAT of Survey, ' which is a map of a specific area that shows the boundaries of land parcels, roads, and other features. PLAT is also used to refer to the legal document that describes the boundaries of a parcel of land.