unabridged dictionary vs unabridged

unabridged dictionary and unabridged both are nouns.

Word	Noun	Adjective	Verb	Adverb
unabridged dictionary	Yes	No	No	No
unabridged	Yes	Yes	No	No

As nouns, unabridged dictionary and unabridged are synonyms defined as:

unabridged dictionary and unabridged: a dictionary that has not been shortened by the omitting terms or definitions; a comprehensive dictionary

unabridged dictionary (noun)	unabridged (noun)
a dictionary that has not been shortened by the omitting terms or definitions; a comprehensive dictionary	a dictionary that has not been shortened by the omitting terms or definitions; a comprehensive dictionary

unabridged dictionary (adjective)	unabridged (adjective)
	(used of texts) not shortened