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[krahy-uh-tron] /ˈkraɪ əˌtrɒn/
noun, Electronics, Computers.
a cryogenic device that uses the principle that a varying magnetic field can cause the resistance of a superconducting element to change rapidly between its high normal and low superconductive values: used as a switch and as a computer-memory element.
Origin of cryotron
1955-60; cryo- + -tron Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for cryotron
Historical Examples
  • A cryotron functions only at temperatures near absolute zero.

    Unwise Child Gordon Randall Garrett
  • A cryotron unit has to be immersed at all times in a bath of liquid helium at a temperature of four-point-two degrees absolute.

    Unwise Child Gordon Randall Garrett
British Dictionary definitions for cryotron


a miniature switch working at the temperature of liquid helium and depending for its action on the production and destruction of superconducting properties in the conductor
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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