Airtight - Meaning, Definition & English Examples
Definition:
Impervious to air or gas, preventing leakage or penetration.
Synonyms:
sealed, hermetic, watertight, impermeable
Part of Speech:
adjective
Antonyms:
leaky, permeable
Common Collocations:
airtight container, airtight seal, airtight argument, airtight alibi
Derivatives:
airtightness, airtightly
Usage Tips:
Use "airtight" for containers or arguments that are completely secure and without flaws.
Common Phrases:
airtight case, airtight defense, airtight excuse
Etymology:
Derived from "air" + "tight," first used in the early 19th century to describe sealed containers.
Examples:
- 1. The jar has an airtight lid to keep food fresh.
- 2. Her argument was so airtight that no one could challenge it.
- 3. Store the chemicals in an airtight container for safety.
- 4. The detective needed an airtight alibi to prove his innocence.