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Medical Term:

fractional sterilization

 

Definition: exposure to a temperature of 100°C (flowing steam) for a definite period, usually an hour, on each of several days; at each heating the developed bacteria are destroyed; spores, which are unaffected, germinate during the intervening periods and are subsequently destroyed.

Synonym(s): discontinuous sterilization, intermittent sterilization, tyndallization

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