sterilisation

Thesaurus

Noun	1.	sterilisation - the act of making an organism barren or infertile (unable to reproduce) sterilization surgical operation, surgical procedure, surgical process, surgery, operation - a medical procedure involving an incision with instruments; performed to repair damage or arrest disease in a living body; "they will schedule the operation as soon as an operating room is available"; "he died while undergoing surgery" altering, neutering, fixing - the sterilization of an animal; "they took him to the vet for neutering" surgical contraception - contraception by surgical sterilization
	2.	sterilisation - the procedure of making some object free of live bacteria or other microorganisms (usually by heat or chemical means) sterilization cleaning, cleansing, cleanup - the act of making something clean; "he gave his shoes a good cleaning" pasteurisation, pasteurization - partial sterilization of foods at a temperature that destroys harmful microorganisms without major changes in the chemistry of the food