air-tight

/'eə tait/ Cách viết khác : (air-proof) /'eəpru:f/

Thân thiện

The chef seals the leftovers in an air-tight container.

Definition

1. Adjective:
   • Not allowing air or gas to pass in or out: Completely sealed so that air cannot enter or escape.
   • Having no weak points; impossible to dispute, weaken, or defeat: Used figuratively to describe an argument, plan, or defense that is flawless and cannot be criticized or overturned.

Usage Examples

• Literal meaning (sealed):
  • Store the cookies in an air-tight container to keep them fresh.
  • The submarine's hull must be air-tight to withstand the pressure underwater.
• Figurative meaning (flawless):
  • The lawyer presented an air-tight case, leaving no room for doubt.
  • We need an air-tight alibi for the night of the event.

Advanced Usage

• "air-tight seal": A closure that is completely impermeable to air.
  • The jar has an air-tight seal to preserve the food's flavor.
• "air-tight logic": Reasoning that is perfectly sound and without logical flaws.
  • Her thesis was defended with air-tight logic that convinced the entire panel.

Variants and Related Words

• Airtightness (noun): The quality or state of being airtight.
  • The airtightness of the building envelope is crucial for energy efficiency.
• Hermetic (adjective): Synonym for the literal meaning, often used in technical contexts (e.g., a hermetic seal).
• Watertight (adjective): Literally, not allowing water to pass through; figuratively, having no weaknesses (similar to the figurative use of "air-tight").

Synonyms

• Sealed (for the literal meaning).
• Impervious (for the literal meaning).
• Foolproof, Irrefutable, Unassailable (for the figurative meaning).

Related Phrases

• Build an airtight case/argument: To construct a defense or argument that is complete and without vulnerabilities.
  • The prosecutor spent months gathering evidence to build an airtight case.
• Airtight excuse/alibi: An excuse or alibi that cannot be disproven.
  • He needed an airtight alibi to prove he was elsewhere at the time of the crime.

Học thuật

Adjective

1. not allowing air or gas to pass in or out
2. having no weak points
   • an airtight defense
   • an airtight argument

Từ đồng nghĩa

• airtight
• gas-tight