Medical Dictionary

noble gas

noun no·ble gas \ˈnō-bəl-\

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
March 29, 2015
discomfit Hear it
To thwart or disconcert
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