neodymium vs Nd

neodymium and Nd both are nouns.

Word	Noun	Adjective	Verb	Adverb
neodymium	Yes	No	No	No
Nd	Yes	No	No	No

As nouns, neodymium and Nd are synonyms defined as:

neodymium and Nd: a yellow trivalent metallic element of the rare earth group; occurs in monazite and bastnasite in association with cerium and lanthanum and praseodymium

Other synonyms of neodymium include atomic number 60.

neodymium (noun)	Nd (noun)
a yellow trivalent metallic element of the rare earth group; occurs in monazite and bastnasite in association with cerium and lanthanum and praseodymium	a yellow trivalent metallic element of the rare earth group; occurs in monazite and bastnasite in association with cerium and lanthanum and praseodymium