Either of two zones of the Earth that lie between the poles and either the Arctic Circle or the Antarctic Circle

plural of feed zone

plural of no-lone zone

plural of no-fly zone

plural of comfort zone

plural of danger zone

A specifically hazardous place to be avoided, usually demarcated, such as an area with anti-personnel mines / (figuratively) the genitals

plural of buffer zone

maps prepared for the purpose of earthquake engineering and based on frequency and intensity of expected earthquakes in different areas

The mass of water in a lake or ocean not close to the bottom and not near the shore.