disinfection

disinfection — noun

1. killing germs, viruses, and other tiny disease-causing organisms on surfaces, ob

1.名詞B2
釋義

killing germs, viruses, and other tiny disease-causing organisms on surfaces, objects, or skin by applying chemical substances

例句

Hospital staff carried out a thorough disinfection of all patient rooms after the outbreak.

thorough disinfection of [location]

The WHO recommends regular disinfection of frequently touched surfaces like door handles.

regular disinfection of [object]

同義詞
  • sanitisation

    less thorough — reduces germs to a safe level rather than killing all of them; common in food and childcare settings

  • sterilisation

    more thorough — destroys ALL microorganisms including bacterial spores; used in surgery and laboratories

  • cleaning

    broader — removes dirt and some germs but does not necessarily kill microorganisms with chemicals

反義詞
  • contamination

    the introduction of harmful microorganisms to a surface or substance

用法筆記

Uncountable noun in standard use. In formal or technical writing, countable uses such as 'a disinfection procedure' or 'three rounds of disinfection' are acceptable. Distinguish from 'cleaning' (removing dirt, not necessarily killing germs) and 'sterilisation' (killing all microorganisms including spores).

常見錯誤

❌I bought a disinfection for my phone.
✅I bought disinfecting wipes for my phone.
💡'Disinfection' is a process, not a product; use 'disinfectant' or 'disinfecting' for products.
❌We need to do disinfection to the kitchen.
✅We need to disinfect the kitchen.
💡The verb 'disinfect' is more natural in everyday speech; the noun 'disinfection' sounds overly formal for routine actions.