Definition of uranium
English to English noun - a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons
source: WordNet 3.0 - An element of the chromium group, found in certain rare minerals, as pitchblende, uranite, etc., and reduced as a heavy, hard, nickel-white metal which is quite permanent. Its yellow oxide is used to impart to glass a delicate greenish- yellow tint which is accompanied by a strong fluorescence, and its black oxide is used as a pigment in porcelain painting. Symbol U. Atomic weight 239.
source: Webster 1913
Visual Synonyms 
Nearby Word
uranium, uranium 238, uranium 235, urania, uranin, urim, uranian, urn, uraemia, urna, uriin, urine, urmia, uremia
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