freeze-dry definition

  • verb-transitive:
    • To protect (meals, including) by rapid freezing and drying in a higher machine.
    • to get rid of the dampness from (example. food) by first freezing and then subjecting to a higher vacuum; -- made use of as a mild means for drying meals or chemical substances while causing little decomposition, in contrast to heat-drying.
  • verb:
    • to get rid of volatile liquid from a substance by sublimation (normally under machine) through the frozen condition
    • preserve by rapid freezing and subsequently drying in a vacuum

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