cryogen

[krahy-uh-juh n, -jen]

Origin of cryogen

First recorded in 1870–75; cryo- + -gen
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British Dictionary definitions for cryogen

cryogen

noun
  1. a substance used to produce low temperatures; a freezing mixture
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

cryogen in Medicine

cryogen

[krīə-jən]
n.
  1. A liquid, such as liquid nitrogen, that boils at a temperature below about 110 Kelvin (-160°C) and is used to obtain very low temperatures; a refrigerant.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.