noble gas

noun

Definition of noble gas

: any of a group of rare gases that include helium, neon, argon, krypton, xenon, and usually radon and that exhibit great stability and extremely low reaction rates called also inert gas

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First Known Use of noble gas

1902


Medical Dictionary

noble gas

noun no·ble gas \ ˈnō-bəl- \

medical Definition of noble gas

: any of a group of rare gases that include helium, neon, argon, krypton, xenon, and sometimes radon and that exhibit great stability and extremely low reaction rates called also inert gas

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