spectrum
Definitions
A band of colors, as seen in a rainbow, produced by separation of the components of light by their different degrees of refraction.
A wide range of different things, ideas, or qualities that are related to each other in a continuous sequence.
The entire range of wavelengths of electromagnetic radiation, extending from gamma rays to radio waves.
Examples
The rainbow displays a beautiful spectrum of colors.
Autism is a complex condition that exists on a wide spectrum.