Gadolinium

n.

1.

(Chem.) A rare earth metallic element of the Lanthanide series, with a characteristic spectrum, found associated with yttrium and other rare earth elements. Symbol, Gd; it has an atomic number of 64, an atomic weight of 157.25 (C=12.011), and a valence of +3.

Noun

1.

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

atomic number 64, gadolinite, Gd, metal, metallic element, samarskite, ytterbite