zone
Definitions
An area or stretch of land having a particular characteristic, use, or restriction.
A region or area defined by specific boundaries or features.
A state of intense focus or concentration, often leading to peak performance.
Examples
Please make sure to park your vehicle only in the designated loading zone.
The city has established a new pedestrian zone to improve safety in the downtown area.
I find it much easier to focus and get work done when I am in the zone.