solar furnace vs solar collector

solar furnace and solar collector both are nouns.

Word	Noun	Adjective	Verb	Adverb
solar furnace	Yes	No	No	No
solar collector	Yes	No	No	No

As nouns, solar furnace and solar collector are synonyms defined as:

solar furnace and solar collector: a concave mirror that concentrates the rays of the sun; can produce high temperatures

Other synonyms of solar furnace include solar dish.

solar furnace (noun)	solar collector (noun)
a concave mirror that concentrates the rays of the sun; can produce high temperatures	a concave mirror that concentrates the rays of the sun; can produce high temperatures