Definition of Uranium

1. Noun. A heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons.

Exact synonyms: Atomic Number 92, U
Generic synonyms: Metal, Metallic Element
Specialized synonyms: Uranium 235, Uranium 238
Substance meronyms: Pitchblende, Uraninite

Definition of Uranium

1. n. 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.

2. n. 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.

Definition of Uranium

1. a radioactive element [n -S]

Medical Definition of Uranium

1. A radioactive metallic element whose isotope, uranium-235, is a nuclear fission fuel. Plutonium, another fission fuel, can be produced from the more plentiful isotope uranium-238. (09 Oct 1997)

Lexicographical Neighbors of Uranium

uranisci
uraniscochasm
uranisconitis
uraniscoplasty
uraniscorrhaphy
uraniscus
uraniscus
uranism
uranisms
uranite
uranite
uranites
uranitic
uranitic
uranium (current term)
uranium (current term)
uraniums
uranium 235
uranium 238
uranium compounds
uranium nephritis
uranium ore
urano-
uranographic
uranographical
uranographies
uranographist
uranography
uranography
uranologies

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