sterilisation

• 指杀灭所有微生物（包括细菌芽孢）的过程；也指使生物体丧失繁殖能力的行为。

A noun referring to the process of making something free from living microorganisms, or the act of making an organism unable to reproduce.

不可数

1. Making infertileB2formalmedical

   The act of making an organism barren or infertile, unable to reproduce.

   绝育

   • The vet recommended sterilisation for the stray cats.
   • Sterilisation is a common procedure for controlling pet populations.
   • After the sterilisation, the animal could no longer reproduce.

   同义词castrationneuteringspayingsterilization

   反义词fertilisationimpregnationinsemination

2. Making free of microorganismsB2formalmedical

   The procedure of making an object free of live bacteria or other microorganisms, usually by heat or chemical means.

   灭菌

   • The surgical instruments underwent sterilisation before the operation.
   • Proper sterilisation of baby bottles is essential for hygiene.
   • The lab uses high-pressure steam for sterilisation of equipment.

   同义词decontaminationdisinfectionsanitizationsterilization

   反义词contaminationinfectioninoculation