spectrum vs array

spectrum and array both are nouns.

Word	Noun	Adjective	Verb	Adverb
spectrum	Yes	No	No	No
array	Yes	No	Yes	No

As nouns, array is a hypernym of spectrum; that is, array is a word with a broader meaning than spectrum:

spectrum (noun)	array (noun)
a broad range of related objects or values or qualities or ideas or activities	an arrangement of aerials spaced to give desired directional characteristics
an ordered array of the components of an emission or wave	especially fine or decorative clothing
	an impressive display
	an orderly arrangement

spectrum (verb)	array (verb)
	align oneself with a group or a way of thinking
	lay out orderly or logically in a line or as if in a line