air-tight

Từ điển WordNet v3.1 - WordNet Dictionary

adjective

1. having no weak points
- an airtight defense
- an airtight argument
• Syn:
airtight
• Similar to:
invulnerable
2. not allowing air or gas to pass in or out
• Syn:
airtight, gas-tight
• Similar to:
tight

• Từ đồng nghĩa / Synonyms:
  airtight, gas-tight