zoning
zon*ing
noun
{bc}the act or process of partitioning a city, town, or borough into {d_link|zones|zone:1} reserved for different purposes (such as residence or business)
zone
verb
{bc}to surround with a zone {bc}{sx|encircle||}
zone in
verb
{bc}to move toward or focus attention on an objective
zone out
verb
{bc}to become oblivious to oneu0027s surroundings especially in order to relax