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critical temperature

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noun Physics.
  1. the temperature of a pure element or compound at a critical point.
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Compare critical constant.

Origin of critical temperature

First recorded in 1865–70
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for critical temperature

critical temperature

noun
  1. the temperature of a substance in its critical state. A gas can only be liquefied by pressure alone at temperatures below its critical temperature
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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
critical temperature in Medicine

critical temperature

n.
  1. The temperature above which a gas cannot be liquefied, regardless of the pressure applied.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
critical temperature in Science

critical temperature

  1. The temperature of a substance at its critical point.
  2. The temperature at which a material becomes a superconductor.
  3. The temperature at which a property of a material, such as its magnetism, changes.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.