scope vs cathode-ray tube

scope and cathode-ray tube both are nouns.

Word	Noun	Adjective	Verb	Adverb
scope	Yes	No	No	No
cathode-ray tube	Yes	No	No	No

scope (noun)	cathode-ray tube (noun)
electronic equipment that provides visual images of varying electrical quantities	a vacuum tube in which a hot cathode emits a beam of electrons that pass through a high voltage anode and are focused or deflected before hitting a phosphorescent screen
a magnifier of images of distant objects
an area in which something acts or operates or has power or control:
the state of the environment in which a situation exists