freeze dry
/ˈfriːzˌdraɪ/
verb
- To preserve something by freezing it and then removing the ice in a vacuum, so that it becomes dry.
- Scientists freeze-dry certain medicines to keep them fresh for a longer time.
- Campers often freeze-dry their meals so they are lightweight and easy to carry.
- The company uses a special machine to freeze-dry coffee beans for instant coffee.
Synonyms