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uranium

u·ra·ni·um
U u

Transcription

    • US Pronunciation
    • US IPA
    • UK Pronunciation
    • UK IPA
    • [yoo-rey-nee-uh m]
    • /yʊˈreɪ ni əm/
    • /jʊˈreɪ.ni.əm/
    • US Pronunciation
    • US IPA
    • [yoo-rey-nee-uh m]
    • /yʊˈreɪ ni əm/

Definitions of uranium word

  • noun uranium a white, lustrous, radioactive, metallic element, occurring in pitchblende, and having compounds that are used in photography and in coloring glass. The 235 isotope is used in atomic and hydrogen bombs and as a fuel in nuclear reactors. Symbol: U; atomic weight: 238.03; atomic number: 92; specific gravity: 19.07. 1
  • noun uranium radioactive element 1
  • uncountable noun uranium Uranium is a naturally occurring radioactive metal that is used to produce nuclear energy and weapons. 0
  • noun uranium a radioactive silvery-white metallic element of the actinide series. It occurs in several minerals including pitchblende, carnotite, and autunite and is used chiefly as a source of nuclear energy by fission of the radioisotope uranium-235. Symbol: U; atomic no: 92; atomic wt: 238.0289; half-life of most stable isotope, 238U: 451 × 109 years; valency: 2-6; relative density: 18.95 (approx.); melting pt: 1135°C; boiling pt: 4134°C 0
  • noun uranium a very hard, heavy, silver-colored, radioactive, metallic chemical element, one of the actinides, found only in combination, chiefly in pitchblende: symbol, U; at. no., 92: an isotope (uranium-235) undergoes neutron-induced fission and another, more plentiful, isotope (uranium-238) is used to produce plutonium 0
  • noun uranium The element with atomic number 92 and symbol U. 0
See all 6 definitions of uranium

Information block about the term

Origin of uranium

First appearance:

before 1790
One of the 43% newest English words
From New Latin, dating back to 1790-1800; See origin at Uranus, -ium

Historical Comparancy

Parts of speech for Uranium

noun
adjective
verb
adverb
pronoun
preposition
conjunction
determiner
exclamation
Full grammatical hierarchy of Uranium

uranium popularity

A common word. It’s meaning is known to most children of preschool age. About 95% of English native speakers know the meaning and use the word.
Most Europeans know this English word. The frequency of it’s usage is somewhere between "mom" and "screwdriver".

uranium usage trend in Literature

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Top questions with uranium

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  • what is the atomic mass of uranium?
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  • what is the half life of uranium 235?
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  • how many protons are in uranium?
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Related words

  • uranium oxide

    any of the compounds of uranium and oxygen, as UO 2 , UO 3 , U 4 O 9 , or U 3 O 8 .

  • uraninite

    a mineral, probably originally uranium dioxide, UO 2 , but altered by radioactive decay, and usually containing uranium trioxide, lead, radium, and helium, occurring in several varieties, including pitchblende: the most important ore of uranium.

  • uranium 235

    the radioactive uranium isotope having a mass number of 235, comprising 0.715 percent of natural uranium. When bombarded with neutrons it undergoes fission with the release of energy.

  • uranium 239

    the uranium isotope with a mass number 239. It is artificially produced by the neutron bombardment of uranium 238.

  • uranium hexafluoride

    a colorless, water-insoluble, crystalline, volatile solid, UF 6 , used in its gaseous state in separating uranium 235 from uranium.

  • actinouranium

    the isotope of uranium that has a mass number of 235
All related words to uranium

See also

Matching words

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