sterilisation

IPA/ˌster.ɪ.laɪˈzeɪ.ʃən/
IPA/ˌster.ə.ləˈzeɪ.ʃən/

sterilisation — noun

1. a process that removes all living microorganisms from equipment, containers, or

1.名詞B2
釋義

a process that removes all living microorganisms from equipment, containers, or surfaces, especially for medical or laboratory use.

例句

Before surgery, the clinic repeats sterilisation of every metal instrument.

sterilisation of equipment before an operation

Tuan handled the jars only after their sterilisation cycle had finished.

collocation: sterilisation cycle

同義詞
  • disinfection

    kills many harmful germs, but not necessarily every microorganism

  • sanitisation

    reduces germs to a safe level for normal use

  • decontamination

    broader term that can include chemicals or other harmful material, not only germs

反義詞

文法句型

sterilisation of equipment

sterilisation cycle

undergo sterilisation before use

用法筆記

Used for hospital, laboratory, and food-safety procedures. It means removing every microorganism, not simply washing something or lowering the number of germs.

常見錯誤

❌I used soap for the sterilisation of my hands.
✅I washed my hands with soap.
💡sterilisation is a specialised germ-removal process, not ordinary hand-washing.

2. a medical procedure that permanently stops someone from being able to have child

2.名詞B2
釋義

a medical procedure that permanently stops someone from being able to have children.

例句

After two children, Mira discussed sterilisation with her doctor and partner.

discuss sterilisation as a family-planning decision

The leaflet explained that sterilisation is usually a permanent choice.

sterilisation as a permanent choice

同義詞
  • vasectomy

    the male form of sterilisation; narrower than the general term

  • tubal ligation

    the female form of sterilisation; narrower than the general term

  • contraception

    broader term for preventing pregnancy, including temporary methods

反義詞

文法句型

choose sterilisation

undergo sterilisation

sterilisation as birth control

用法筆記

Usually discussed as a planned operation or a long-term medical decision. This sense refers to a permanent method, unlike temporary contraception.

常見錯誤

❌She started sterilisation tablets last month.
✅She started taking birth-control tablets last month.
💡sterilisation is a procedure, not a medicine.
❌Sterilisation only works for a short time.
✅Sterilisation is usually intended to be permanent.
💡this sense is not used for temporary birth control.