airtight

adjective

Meaning

Constructed or sealed in a way that prevents the passage of air or gas.

Examples

The new windows are so airtight that we no longer hear any traffic noise.
Ensure the storage bag is airtight before placing it in the freezer.

Synonyms: sealed, watertight, hermetic, impenetrable

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airtight

adjective

Pronunciation: /ˈɛətaɪt/

Also written: air-tight. Same meaning; acceptable spelling variants.

Definition

Constructed or sealed in a way that prevents the passage of air or gas.

Examples

The new windows are so airtight that we no longer hear any traffic noise.
Ensure the storage bag is airtight before placing it in the freezer.
The scientist checked the chamber to confirm it was perfectly airtight.

How to Use airtight

an airtight case (collocation): An argument or plan that cannot be criticized. — "The detective built an airtight case against the suspect."
keep airtight (collocation): To maintain a seal to preserve contents. — "Keep the coffee beans in an airtight container to maintain flavor."

Synonyms of airtight

Words with a similar meaning to airtight:

Antonyms of airtight

Words with the opposite meaning to airtight:

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