Element
noble gases
Subclass of:
Elements
Definitions related to noble gases:
  • (inert gas) Noble gases; group of elemental gases that generally do not react chemically.
    CRISP Thesaurus
    National Institutes of Health, 2006
  • Elements that constitute group 18 (formerly the zero group) of the periodic table. They are gases that generally do not react chemically.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2021
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