adjective
- impermeable to gas; sealed so that gas cannot enter or escape
Usage: technical; often used in scientific and industrial contexts
Examples
- The laboratory used gastight containers to store volatile chemicals.
- A gastight seal is essential for preserving the integrity of the experiment.
- The gastight chamber prevented any gas from leaking during the test.
- Engineers designed a gastight compartment for the spacecraft.
- The gastight packaging ensured the product remained fresh throughout shipping.