C1 adjective /ˈɛərˌtaɪt/
airtight
वायु-रोधक
Meaning
Completely sealed so that no air can get in or out.
Example
Store the cookies in an airtight container to keep them fresh.
कुकीज़ को ताजगी बनाए रखने के लिए एक वायु-रोधक डिब्बे में रखें।