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refrigerant

[ri-frij-er-uh nt] /rɪˈfrɪdʒ ər ənt/
adjective
1.
refrigerating; cooling.
2.
reducing bodily heat or fever.
noun
3.
a refrigerant agent, as a drug.
4.
a liquid capable of vaporizing at a low temperature, as ammonia, used in mechanical refrigeration.
5.
a cooling substance, as ice or solid carbon dioxide, used in a refrigerator.
Origin
1590-1600
1590-1600; < Latin refrīgerant- (stem of refrīgerāns), present participle of refrīgerāre. See refrigerate, -ant
Related forms
nonrefrigerant, adjective, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for refrigerant
  • In fact, you can freeze permafrost much colder than it would normally get by nature with a refrigerant plant that is train-mobile.
  • If sufficiently pressurised it can act as it's own refrigerant when used for air conditioning.
  • All refrigerators and air conditioners cool by evaporating a refrigerant, a process that absorbs heat.
  • Improperly handled refrigerant may result in physical harm.
British Dictionary definitions for refrigerant

refrigerant

/rɪˈfrɪdʒərənt/
noun
1.
a fluid capable of changes of phase at low temperatures: used as the working fluid of a refrigerator
2.
a cooling substance, such as ice or solid carbon dioxide
3.
(med) an agent that provides a sensation of coolness or reduces fever
adjective
4.
causing cooling or freezing
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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Word Origin and History for refrigerant
adj.

1590s, originally in medicine; from Latin refrigerans, present participle of refrigerare "make cool or cold" (see refrigeration). As a noun from 1670s.

Online Etymology Dictionary, © 2010 Douglas Harper
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refrigerant in Medicine

refrigerant re·frig·er·ant (rĭ-frĭj'ər-ənt)
adj.

  1. Cooling or freezing; refrigerating.

  2. Reducing fever.

n.
  1. A substance, such as air, ammonia, water, or carbon dioxide, used to provide cooling either as the working substance of a refrigerator or by direct absorption of heat.

  2. An agent used to reduce fever.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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refrigerant in Science
refrigerant
  (rĭ-frĭj'ər-ənt)   
A substance, such as ice or ammonia, used to cool something by absorbing heat from it. Refrigerants are usually substances that evaporate quickly. In the process of evaporation they draw heat from surrounding substances.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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