n.
1.a circumscribed geographical region characterized by some distinctive features
2.any of the regions of the surface of the Earth loosely divided according to latitude or longitude
3.an area or region distinguished from adjacent parts by a distinctive feature or characteristic
4.(anatomy) any encircling or beltlike structure zone v.
1.regulate housing in
2.separate or apportion into sections
Idiom of the Day
know (something) backwards and forwards
to know something very well
I know the names of the people in my history class backwards and forwards.