freeze-drying
[ freez-drahy-ing ]
/ ˈfrizˈdraɪ ɪŋ /
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.
Origin of freeze-drying
First recorded in 1940–45
Words nearby freeze-drying
freeze frame,
freeze one's blood,
freeze out,
freeze-dried,
freeze-dry,
freeze-drying,
freeze-etch,
freeze-fracture,
freeze-frame,
freeze-up,
freezeout
Definition for freeze-drying (2 of 2)
freeze-dry
[ freez-drahy ]
/ ˈfrizˈdraɪ /
verb (used with object), freeze-dried, freeze-dry·ing.
to subject to freeze-drying.
Origin of freeze-dry
First recorded in 1945–50
British Dictionary definitions for freeze-drying
freeze-dry
verb -dries, -drying or -dried
(tr)
to preserve (a substance) by rapid freezing and subsequently drying in a vacuum
Medical definitions for freeze-drying
freeze-drying
n.
lyophilization
Scientific definitions for freeze-drying
freeze-dry
To preserve a substance, such as food, by freezing it rapidly and placing it in a vacuum chamber, where the water frozen in the substance evaporates through sublimation.