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Meaning of FREEZE DRYING

 
WordNet Dictionary
 
 Definition: 
[n]  a method of drying food or blood plasma or pharmaceuticals or tissue without destroying their physical structure; material is frozen and then warmed in a vacuum so that the ice sublimes
 
 Synonyms: lyophilisation, lyophilization
 
 See Also: dehydration, desiccation, drying up, evaporation, freeze, freezing

 

 

Biology Dictionary
 
 Definition: A method of preserving a substance by freezing it, then placing it in a vaccuum and slowly raising the temperature. This method is especially useful for preparing cell samples for electron microscopy because it preserves the internal organelle structure and arrangement.
 

 

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