LYOPHILIZATION

lyophilization, freeze-drying, lyophilisation

(noun) a method of drying food or blood plasma or pharmaceuticals or tissue without destroying their physical structure; material is frozen and then warmed in a vacuum so that the ice sublimes

Source: WordNet® 3.1

Etymology

Noun

lyophilization (countable and uncountable, plural lyophilizations)

freeze-drying; the removal of moisture from a frozen material using vacuum

Source: Wiktionary