Gad`o*lin"i*a (?), n. [NL. See Gadolinite.] (Chem.)
A rare earth, regarded by some as an oxide of the supposed element gadolinium, by others as only a mixture of the oxides of yttrium, erbium, ytterbium, etc.
© Webster 1913
Gad`o*lin"i*a (?), n. [NL. See Gadolinite.]
A rare earth associated with yttria and regarded as the oxide (Gd2O3) of a metallic element, Gad`o*lin"i*um (&?;), with an assigned atomic weight of 153.3.
© Webster 1913