Uranyl \U"ra*nyl\, n. [Uranium + -yl.]

(Chem.) The radical UO2, conveniently regarded as a residue of many uranium compounds. [1913 Webster]

Source: The Collaborative International Dictionary of English v.0.48
 

uranyl

Source: WordNet (r) 2.0
 

Uranyl \U"ra*nyl\, n. [Uranium + -yl.]

(Chem.) The radical UO2, conveniently regarded as a residue of many uranium compounds.

Source: Webster's Revised Unabridged Dictionary (1913)