lime hydrate vs calcium hydroxide

lime hydrate and calcium hydroxide both are nouns.

Word	Noun	Adjective	Verb	Adverb
lime hydrate	Yes	No	No	No
calcium hydroxide	Yes	No	No	No

As nouns, lime hydrate and calcium hydroxide are synonyms defined as:

lime hydrate and calcium hydroxide: a caustic substance produced by heating limestone

Other synonyms of lime hydrate include calcium hydrate, caustic lime, hydrated lime, lime, slaked lime.

lime hydrate (noun)	calcium hydroxide (noun)
a caustic substance produced by heating limestone	a caustic substance produced by heating limestone