chemical element 1

noundomain: substance
Princeton WordNet [ver.3.1]
EnglishEnglish
Definition

any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter

  • any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter

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