from The American Heritage® Dictionary of the English Language, 4th Edition
- n. See rutherfordium.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Rutherfordium.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a radioactive transuranic element which has been synthesized
Latin ūnus, one; see union + nīl, nothing; see nil + quad(ri)- + -ium.(American Heritage® Dictionary of the English Language, Fourth Edition)
Systematic name, literally "element 104". (Wiktionary)
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