spectrum

nouns

an ordered array of the components of an emission or wave
spectrum
is derived from
spectral
is a type of (narrower)
an orderly arrangement
"an array of troops in battle order"
array
a broad range of related objects or values or qualities or ideas or activities
spectrum
is derived from
spectral
is a type of (narrower)
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