read-out vs output

read-out and output both are nouns.

Word	Noun	Adjective	Verb	Adverb
read-out	Yes	No	No	No
output	Yes	No	Yes	No

As nouns, output is a hypernym of read-out; that is, output is a word with a broader meaning than read-out:

Other hypernyms of read-out include output signal.

read-out (noun)	output (noun)
an electronic device that displays information	production of a certain amount
the information displayed or recorded on an electronic device	final product; the things produced
the output of a computer in readable form	what is produced in a given time period
	signal that comes out of an electronic system
	the quantity of something (as a commodity) that is created (usually within a given period of time)

read-out (verb)	output (verb)
	to create or manufacture a specific amount