from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A rejected name for hafnium.
from the GNU version of the Collaborative International Dictionary of English
- n. A rare metallic element, of doubtful identification, said to occur in the copper-nickel of Norway. Not recognized as an element (1999).
from The Century Dictionary and Cyclopedia
- n. Chemical symbol, Ng. A supposed metallic element closely related to bismuth. Its properties have not been fully investigated nor its elementary nature fully established.
Sorry, no etymologies found.