lyophilize
Definition
- Verb (transitive):
- To preserve a substance, especially a biological material (such as blood, serum, or tissue), by rapidly freezing it and then removing the ice by sublimation under a high vacuum. This process dries the material without damaging its structure.
Usage
- This is a technical term used primarily in chemistry, biochemistry, pharmacology, and food science.
- It describes a specific industrial or laboratory preservation technique.
- The direct object of the verb is the substance being preserved (e.g., , ).
Examples
- To ensure long-term stability, the laboratory will lyophilize the bacterial culture.
- Lyophilized plasma can be stored at room temperature for extended periods.
- The process of lyophilizing coffee removes the water while preserving the flavor compounds.
Advanced Usage
- "To be lyophilized for storage": A common passive construction describing the purpose of the process.
- The enzyme was lyophilized for storage and shipment.
Variants and Related Words
- Lyophilization (noun): The process or act of lyophilizing.
- Lyophilization is a crucial step in manufacturing many pharmaceuticals.
- Lyophilizer (noun): The apparatus or machine used to perform lyophilization.
- Freeze-dry (verb, synonym): A more common, less technical term with the same core meaning.
Synonyms
- Freeze-dry
Antonyms
- Rehydrate
- Reconstitute (to add liquid back to a lyophilized substance)
Verb
-
to dry (blood, serum, or tissue) by freezing in a high vacuum
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