Mt. Ararat vs Mount Ararat

Mt. Ararat and Mount Ararat both are nouns.

Word	Noun	Adjective	Verb	Adverb
Mt. Ararat	Yes	No	No	No
Mount Ararat	Yes	No	No	No

As nouns, Mt. Ararat and Mount Ararat are synonyms defined as:

Mt. Ararat and Mount Ararat: the mountain peak that Noah's ark landed on as the waters of the great flood receded

Other synonyms of Mt. Ararat include Ararat.

Mt. Ararat (noun)	Mount Ararat (noun)
the mountain peak that Noah's ark landed on as the waters of the great flood receded	the mountain peak that Noah's ark landed on as the waters of the great flood receded