English adjective: air-tight | |||
| 1. | air-tight having no weak points | ||
| Samples | An airtight defense. An airtight argument. | ||
| Synonyms | airtight | ||
| Similar | invulnerable | ||
| Antonyms | vulnerable | ||
| 2. | air-tight not allowing air or gas to pass in or out | ||
| Synonyms | airtight, gas-tight | ||
| Similar | tight | ||
| Antonyms | leaky | ||