atomic number 92


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Noun1.atomic number 92 - a heavy toxic silvery-white radioactive metallic elementatomic number 92 - a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons
metal, metallic element - any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.
uranium 235 - a uranium isotope with mass number 235; capable of sustaining chain reactions
uranium 238 - the commonest isotope of uranium; it is not fissionable but when irradiated with neutrons it produces fissionable plutonium 239
pitchblende, uraninite - a mineral consisting of uranium oxide and trace amounts of radium and thorium and polonium and lead and helium; uraninite in massive form is called pitchblende which is the chief uranium ore
References in classic literature ?
Fourtou's challenge, and authorizes me to propose Plessis-Piquet as the place of meeting; tomorrow morning at daybreak as the time; and axes as the weapons.
This sum I authorize you to pay them, on their personal application, with the necessary acknowledgment of receipt; and on the express understanding that the transaction, so completed, is to be the beginning and the end of my connection with them.
I fully authorize you at once to assume the command of the Pharaon, and look carefully to the unloading of her freight.
aunt, now we are on the subject of friends, I wish to request you would authorize me to invite my Anna to pass the next winter with us in Park- Place.
But we may not take up the third sword, which is Mahomet's sword, or like unto it; that is, to propagate religion by wars, or by sanguinary persecutions to force consciences; except it be in cases of overt scandal, blasphemy, or intermixture of practice against the state; much less to nourish seditions; to authorize conspiracies and rebellions; to put the sword into the people's hands; and the like; tending to the subversion of all government, which is the ordinance of God.
Nature seems to authorize trade, as soon as you see the natural merchant, who appears not so much a private agent as her factor and Minister of Commerce.
Then you authorize me to tell her that she's been mistaken, and there was nothing but a little fun in it?