(n) a device for heating substances above their boiling point; used to manufacture chemicals or to sterilize surgical instruments, Syn.steriliser, sterilizer
n. [ F., fr. Gr. a'yto`s self + L. clavis key. ] 1. A kind of French stewpan with a steam-tight lid. Knight. [ 1913 Webster ]
2. a device used for sterilizing objects by exposing them to steam at above atmospheric pressure (and thus at a temperature above the normal boiling point of water). It consists of a closed chamber able to withstand internal pressure, and a means of passing superheated steam into the chamber. Autoclaves are made in various sizes, and are much used in hospitals and research laboratories to render instruments and equipment sterile. [ PJC ]
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