Definition

1. Noun:
   • The procedure of making an object free of live bacteria or other microorganisms: This refers to the process of destroying all microbial life, typically using methods like heat, chemicals, or radiation.
   • The act of making an organism barren or infertile: This refers to the medical or surgical procedure that renders an individual (human or animal) incapable of reproduction.

Usage Examples

• Noun (Microbiological Context):
  • Sterilisation of surgical instruments is essential to prevent infection.
  • The milk undergoes a process of sterilisation to ensure it is safe for consumption.
• Noun (Biological/Surgical Context):
  • The couple considered sterilisation as a permanent form of birth control.
  • Vasectomy is a common method of male sterilisation.

Advanced Usage

• "Forced sterilisation": A coercive practice of making individuals infertile against their will, often discussed in historical, ethical, and human rights contexts.
  • The report condemned the country's history of forced sterilisation of minority groups.

Variants and Related Words

• Sterilise (verb, UK spelling) / Sterilize (verb, US spelling): To perform the act of sterilisation.
  • You must sterilize the baby's bottles.
  • The animal was sterilised to control the local population.
• Sterile (adjective):
  • Free from living microorganisms.

    • The surgeon's gloves must be sterile.
  • Incapable of producing offspring; barren.

    • The hybrid plant was sterile.
• Steriliser (noun) / Sterilizer (noun): A device used for sterilisation.
  • We bought a new steam steriliser for the kitchen.

Synonyms

• Disinfection: The process of cleaning something to destroy bacteria (note: disinfection reduces microbes but may not eliminate all, unlike sterilisation).
• Pasteurisation: A process using heat to destroy pathogens in liquids, but not necessarily all microorganisms (a specific, less absolute form of treatment).
• Fumigation: Using gas to disinfect or purify an area.
• Neutering (for animals) / Surgical contraception: Terms related specifically to the biological meaning of making infertile.

Related Phrases

• Sterilisation cycle: The complete sequence of operations in a sterilising device.
  • The autoclave completes a sterilisation cycle in 20 minutes.
• Sterilisation validation: The documented process of proving that a sterilisation procedure is effective.
  • The factory conducts regular sterilisation validation tests.

Related Idioms

Noun

1. the procedure of making some object free of live bacteria or other microorganisms (usually by heat or chemical means)
2. the act of making an organism barren or infertile (unable to reproduce)