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freeze-drying

[freez-drahy-ing]
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noun
  1. a process for drying heat-sensitive substances, as foods, blood plasma, antibiotics, and the like, by freezing the substance and then subliming the ice or other frozen solvent in a high vacuum.
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Origin of freeze-drying

First recorded in 1940–45

freeze-dry

[freez-drahy]
verb (used with object), freeze-dried, freeze-dry·ing.
  1. to subject to freeze-drying.
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Origin of freeze-dry

First recorded in 1945–50
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words

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British Dictionary definitions for freeze-drying

freeze-dry

verb -dries, -drying or -dried
  1. (tr) to preserve (a substance) by rapid freezing and subsequently drying in a vacuum
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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

freeze-drying in Medicine

freeze-drying

n.
  1. lyophilization

freeze-drying in Science

freeze-dry