Share this entry
airtight Syllabification: air·tight
Pronunciation: /ˈertīt/

Definition of airtight in English:


1Not allowing air to escape or pass through.
Example sentences
  • Most modern stoves are airtight and allow the amount of combustion air that feeds the flame to be controlled.
  • A small airtight box divided into sections with strips of cardboard is ideal.
  • The foil is there largely for aesthetic reasons since the cork should provide an airtight seal and only a faulty one will allow any seepage of wine.
sealed, hermetically sealed, closed tight, shut tight
1.1Having no weaknesses; unassailable: Scamp had an airtight alibi
More example sentences
  • He had pulled off a big score recently, and with an airtight alibi he'd actually paid a couple of women to accompany him to Ibiza for a wild week while the heat died down.
  • Illingworth siblings do not exude that air; certainly Duke has motives for crime, though his alibi seems airtight.
  • You cannot have airtight, foolproof countermeasures that would prevent incidents of kidnapping like this.
Definition of airtight in:
Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Subscribe to remove adverts and access premium resources