› an area, especially one that is different from the areas around it, because it has different characteristics or is used for different purposes: a danger/safety zone a construction/no-parking/nuclear-free zone
› one of the areas into which a larger area is divided for a particular purpose: Most bus fares in the borough are to rise by 43%, while tube users in zone 1 will see an increase of 25%. The car was going faster than 60 mph in a 40-mph zone.a charging/fare zone New technology makes it much cheaper to determine whether a vehicle is in a charging zone.
› an area of a city that is used for a particular purpose or activity: a commercial/industrial/residential zone Trucks are permitted within a 20-25 mile commercial zone where they drop off their trailers.
› LAW a geographical region or group of countries that share a particular system, law, etc.: customs-free/passport-free zones Next to the airport is a special economic zone, an enclave of relative economic freedom designed to attract investors. External exchange rates matter less in a single currency zone of such size. → See also development zone, duty-free zone, enterprise zone, the eurozone, foreign trade zone, free trade zone, special economic zone, time zone