airtight

• صفة تصف شيئًا مُحكم الإغلاق بحيث لا يتسرب إليه الهواء أو يخرج منه؛ وتُستعمل مجازًا لوصف شيء لا يمكن الطعن فيه أو دحضه.

Describes something that is sealed so that no air can enter or escape; also used figuratively to mean impossible to dispute or question.

1. Sealed against airB1formal

   Not allowing air or gas to pass in or out.

   محكم الإغلاق

   • The container is airtight to keep the food fresh.
   • Airtight seals are essential for vacuum packaging.
   • The laboratory uses airtight chambers for experiments.

   المرادفاتgas-tighthermeticimpermeableleakproofsealed

   الأضدادleakypermeableporousventilated

2. Flawless or unassailableB2informal

   Having no weak points; impossible to disprove or argue against.

   داحض لا يُردّ

   • The lawyer presented an airtight case to the jury.
   • Her argument was so airtight that no one could challenge it.
   • He has an airtight alibi for the night of the crime.

   المرادفاتimpregnableincontrovertibleindisputableinvulnerableirrefutablesoundunassailablewatertight

   الأضدادassailableflawedpenetrablequestionablerefutablevulnerable