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gastight

American  
[gas-tahyt] / ˈgæsˌtaɪt /

adjective

  1. not penetrable by a gas.

  2. not admitting a given gas under a given pressure.


gastight British  
/ ˈɡæsˌtaɪt /

adjective

  1. not allowing gas to enter or escape

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • gastightness noun

Etymology

Origin of gastight

First recorded in 1825–35; gas + tight

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

When it passes over the wooden ring it is in contact with the envelope fabric and makes the junction gastight.

From British Airships, Past, Present, and Future by Whale, George

Owing to diffusion gas escapes with extraordinary rapidity, and if the fabric used is not absolutely gastight the air finds its way in where the gas has escaped.

From British Airships, Past, Present, and Future by Whale, George

This overlap is sewn and taped on to the envelope and forms a seam as strong and gastight as any other portion of the envelope.

From British Airships, Past, Present, and Future by Whale, George