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Definitions of cryogen
  1. noun
    a liquid that boils at below -160 C and is used as a refrigerant
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Definition that contains cryogen
  • dewar Scottish chemist and physicist noted for his work in cryogenics and his invention of the Dewar flask (1842-1923)
  • sir james dewar Scottish chemist and physicist noted for his work in cryogenics and his invention of the Dewar flask (1842-1923)
  • absolute zero (cryogenics) the lowest temperature theoretically attainable (at which the kinetic energy of atoms and molecules is minimal); 0 Kelvin or -273.15 centigrade or -459.67 Fahrenheit
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