[yoo r-uh-nil]

noun Chemistry.

the bivalent ion UO2+2, or the group UO2, which forms salts with acids.

Origin of uranyl

First recorded in 1840–50; uran(ium) + -yl
Related formsu·ra·nyl·ic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for uranyl



(modifier) of, consisting of, or containing the divalent ion UO 2 2+ or the group –UO 2
Derived Formsuranylic, adjective

Word Origin for uranyl

C19: from uranium + -yl
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

uranyl in Medicine


[yurə-nĭl, yu-rānəl]


The divalent radical UO22+.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.