Vacuum-drying
noun
1.
the removal of liquid from a solution or mixture at reduced air pressure so that it dries at a lower temperature than would be required at full pressure.
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noun, plural vacuums for 1, 2, 4–6, vacua [vak-yoo-uh] /ˈvæk yu ə/ (Show IPA), for 1, 2, 4, 6. 1. a space entirely devoid of matter. 2. an enclosed space from which matter, especially air, has been partially removed so that the matter or gas remaining in the space exerts less pressure than the atmosphere […]
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