- Vicinty redirects here. Vicinity Corporation provided the MapBlast web mapping service in the late 1990s.
are the area around a given physical or geographical point
. The exact definition depends on the field. Surroundings can also be used in geography
(when it is more precisely known as vicinity, or vicinage) and mathematics, as well as philosophy, with the literal or metaphorically extended definition.
However, in thermodynamics, the term as a slightly more exact use: surroundings are seen as a medium for the exchange of materials or energy, and can be considered as an open system.