[ ri-frij-er-uhnt ]
See synonyms for refrigerant on
  1. refrigerating; cooling.

  2. reducing bodily heat or fever.

  1. a refrigerant agent, as a drug.

  2. a liquid capable of vaporizing at a low temperature, as ammonia, used in mechanical refrigeration.

  1. a cooling substance, as ice or solid carbon dioxide, used in a refrigerator.

Origin of refrigerant

1590–1600; <Latin refrīgerant- (stem of refrīgerāns), present participle of refrīgerāre.See refrigerate, -ant

Other words from refrigerant

  • non·re·frig·er·ant, adjective, noun

Words Nearby refrigerant Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use refrigerant in a sentence

British Dictionary definitions for refrigerant


/ (rɪˈfrɪdʒərənt) /

  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

  1. med an agent that provides a sensation of coolness or reduces fever

  1. 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

Scientific definitions for refrigerant


[ rĭ-frĭjər-ənt ]

  1. 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 © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.