Definition of "uranyl" [u•ra•nyl]

• The divalent radical UO22+. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "When UF6 comes into contact with water, such as water vapor in the air, the UF6 and water react, forming corrosive hydrogen fluoride (HF) and a uranium-fluoride compound called uranyl fluoride (UO2F2)."
• "When UF6 comes into contact with water, such as water vapor in the air, the UF6 and water react, forming corrosive HF and a uranium-fluoride compound called uranyl fluoride (UO2F2)."
• "This makes the uranyl ion less kidney-toxic and promotes excretion of the nontoxic uranium-carbonate complex."