airtight

adjective
UK: /ˈeə.taɪt/
US: /ˈer.taɪt/

  1. Not allowing air or other gases to enter or escape.

    1. This container is airtight, so the food will stay fresh longer. [ ] [ ]
    2. The astronaut's suit needs to be airtight for survival in space to protect from dangerous conditions. [ ] [ ]

  2. Impossible to disprove or argue against.

    1. The evidence was airtight, leaving no room for doubt about guilt. [ ] [ ]
    2. The lawyer presented an airtight alibi to the judge, ensuring the client's freedom. [ ] [ ]

Synonyms

hermetic watertight indisputable unassailable

Frequently Asked Questions

The word "airtight" in English means: Not allowing air or other gases to enter or escape., Impossible to disprove or argue against..

The phonetic transcription of "airtight" is /ˈeə.taɪt/ in British English and /ˈer.taɪt/ in American English. Click the 🔊 button to hear both pronunciations.

Synonyms for "airtight": hermetic, watertight, indisputable, unassailable.

Example usage of "airtight": "This container is airtight, so the food will stay fresh longer.". More examples on the page.