ununnilium Hear it!

ununnilium definition

un·un·nil·ium (un′ə nilē əm)

noun

element 110: symbol, Uun: a temporary name proposed for use until an official name is adopted

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.