aerogenerator vs windmill

aerogenerator and windmill both are nouns.

Word	Noun	Adjective	Verb	Adverb
aerogenerator	Yes	No	No	No
windmill	Yes	No	No	No

As nouns, aerogenerator and windmill are synonyms defined as:

aerogenerator and windmill: generator that extracts usable energy from winds

Other synonyms of aerogenerator include wind generator.

aerogenerator (noun)	windmill (noun)
generator that extracts usable energy from winds	generator that extracts usable energy from winds
	a mill that is powered by the wind