from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. 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.
from the GNU version of the Collaborative International Dictionary of English
- n. A rare earth associated with yttria and regarded as the oxide (Gd2O3) of a metallic element, gadolinium.
from The Century Dictionary and Cyclopedia
- n. In chem., oxid of gadolinium, one of the rare earths, found as a constituent of the mineral samarskite from North Carolina; also found in orthite.
New Latin See gadolinite. (Wiktionary)