Definition, Meaning & Synonyms

airtight

adjective
/ˈɛrˌtaɪt/
Definition
Not allowing air to escape or enter; completely sealed.
Examples
  • The container was designed to be airtight, keeping the cookies fresh for weeks.
  • The lab requires an airtight environment to prevent any external contamination.
  • She made sure the lid was airtight before storing the leftovers in the fridge.
Meaning
Airtight refers to something that is impervious to air, ensuring that no air can pass through it. This quality is important for preserving freshness in food storage or preventing contamination.
Synonyms
  • hermetically sealed
  • sealed
  • impermeable
  • unbreathable