discontinuous sterilization -->
fractional sterilization
medical dictionary

Exposure to a temperature of 100C (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.

Synonyms: discontinuous sterilization, intermittent sterilization, tyndallization.

(05 Mar 2000)