atomic number 64 vs Gd

atomic number 64 and Gd both are nouns.

Word	Noun	Adjective	Verb	Adverb
atomic number 64	Yes	No	No	No
Gd	Yes	No	No	No

As nouns, atomic number 64 and Gd are synonyms defined as:

atomic number 64 and Gd: a ductile silvery-white ductile ferromagnetic trivalent metallic element of the rare earth group

Other synonyms of atomic number 64 include gadolinium.

atomic number 64 (noun)	Gd (noun)
a ductile silvery-white ductile ferromagnetic trivalent metallic element of the rare earth group	a ductile silvery-white ductile ferromagnetic trivalent metallic element of the rare earth group