Word Study
    gadolinium
WORDNET DICTIONARY
Noun gadolinium has 1 sense
- gadolinium(n = noun.substance) atomic number 64, gd - a ductile silvery-white ductile ferromagnetic trivalent metallic element of the rare earth group; Array is a kind of metal, metallic element
CIDE DICTIONARY
gadolinium, n. [NL. See Gadolinite.]. 
                                            
                                         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.                                                                                 [1913 Webster]                                                                                                                    
                                                                                    OXFORD DICTIONARY
gadolinium, n.  Chem.  a soft silvery metallic element of the lanthanoid series, occurring naturally in gadolinite.
                    Usage
                        Symb.: Gd.
                                                                                    Etymology
                        mod.L f.  GADOLINITE
                                    
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