Definition of gas-tight in English:
Sealed so as to prevent the leakage of gas.
- To preserve the pristine lunar dust and fragments, some samples were placed into gas-tight cans sealed with a knife-edge-to-metal seal.
- The first crews in gas-tight suits entered the station at 12.26 pm and the first ‘walking wounded’ emerged about six minutes later.
- The epicotyl was surrounded with a gas-tight soft rubber fitting to a drilled cap, which was placed onto the tube.