Definitions of zone:
- noun:    (anatomy) any encircling or beltlike structure
- noun:    an area or region distinguished from adjacent parts by a distinctive feature or characteristic
- noun:    any of the regions of the surface of the Earth loosely divided according to latitude or longitude
- noun:    a circumscribed geographical region characterized by some distinctive features
- verb:    regulate housing in; of certain areas of towns
- verb:    separate or apportion into sections
- name:  A surname (very rare: popularity rank in the U.S.: #75707)