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[ri-frij-uh-rey-shuh n] /rɪˌfrɪdʒ əˈreɪ ʃən/
the act or process of refrigerating.
the state of being refrigerated.
Origin of refrigeration
late Middle English
1425-75; late Middle English refrigeracion < Latin refrīgerātiōn- (stem of refrīgerātiō). See refrigerate, -ion Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Word Origin and History for refrigeration

late 15c., "act of cooling or freezing," from Latin refrigerationem (nominative refrigeratio) "a cooling, mitigation of heat," especially in sickness, noun of action from past participle stem of refrigerare, from re- "again" (see re-) + frigerare "make cool," from frigus (genitive frigoris) "cold" (see frigid). Specifically "freezing provisions as a means of preserving them" from 1881.

Online Etymology Dictionary, © 2010 Douglas Harper
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refrigeration in Medicine

refrigeration re·frig·er·a·tion (rĭ-frĭj'ə-rā'shən)

  1. The act or process of cooling a substance.

  2. The act or process of preserving by cooling.

  3. The reducing of a fever.

re·frig'er·ate' v.
re·frig'er·a'tive or re·frig'er·a·to'ry (-ər-ə-tôr'ē) adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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