scope

nouns

an area in which something acts or operates or has power or control: "the range of a supersonic jet"
"a piano has a greater range than the human voice"; "the ambit of municipal legislation"; "within the compass of this article"; "within the scope of an investigation"; "outside the reach of the law"; "in the political orbit of a world power"
ambit, compass, orbit, range, reach, scope
is derived from
scopal
the state of the environment in which a situation exists
"you can't do that in a university setting"
background, scope, setting
is derived from
scopal
a magnifier of images of distant objects
scope, telescope
electronic equipment that provides visual images of varying electrical quantities
CRO, cathode-ray oscilloscope, oscilloscope, scope