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Meaning of ATOMIC NUMBER 1

 
WordNet Dictionary
 
 Definition: 
[n]  a nonmetallic univalent element that is normally a colorless and odorless highly flammable diatomic gas; the simplest and lightest and most abundant element in the universe
 
 Synonyms: H, hydrogen
 
 See Also: chemical element, element, gas, H2O, tritium, water

 

 

 

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