Definition of vacuum distillation in English:

vacuum distillation

Syllabification: vac·u·um dis·til·la·tion

noun

Chemistry
  • Distillation of a liquid under reduced pressure, enabling it to boil at a lower temperature than normal.
    More example sentences
    • All of the liquid amines were purified by vacuum distillation just before use.
    • We also purify the glycerol by vacuum distillation.
    • One method, particularly common in Germany, is a process of vacuum distillation, whereby wine, at extremely low pressures at normal room temperatures, is separated into various fractions in a tall column.

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