freeze-drying

[ freez-drahy-ing ]
/ ˈfrizˈdraɪ ɪŋ /
See synonyms for: freeze-drying / freeze-dryings on Thesaurus.com

noun

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
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Medical definitions for freeze-drying

freeze-drying

n.

lyophilization
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.