generator vs electronic device

generator and electronic device both are nouns.

Word	Noun	Adjective	Verb	Adverb
generator	Yes	No	No	No
electronic device	Yes	No	No	No

As nouns, electronic device is a hypernym of generator; that is, electronic device is a word with a broader meaning than generator:

generator (noun)	electronic device (noun)
engine that converts mechanical energy into electrical energy by electromagnetic induction	a device that accomplishes its purpose electronically
an apparatus that produces a vapor or gas
an electronic device for producing a signal voltage
someone who originates or causes or initiates something