dysprosium vs Dy

dysprosium and Dy both are nouns.

Word	Noun	Adjective	Verb	Adverb
dysprosium	Yes	No	No	No
Dy	Yes	No	No	No

As nouns, dysprosium and Dy are synonyms defined as:

dysprosium and Dy: a trivalent metallic element of the rare earth group; forms compounds that are highly magnetic

Other synonyms of dysprosium include atomic number 66.

dysprosium (noun)	Dy (noun)
a trivalent metallic element of the rare earth group; forms compounds that are highly magnetic	a trivalent metallic element of the rare earth group; forms compounds that are highly magnetic