a variable whose values are solutions of an equation | a part of an animal that has a special function or is supplied by a given artery or nerve |
an unknown and unexplored region | a knowledge domain that you are interested in or are communicating about |
anyone who does not belong in the environment in which they are found | the extended spatial location of something |
| a large indefinite location on the surface of the Earth |
| the approximate amount of something (usually used prepositionally as in `in the region of') |