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hydrogen
/'haɪdrədʒən/
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Definitions of
hydrogen
noun
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
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Similar:
atomic number 1
h
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type of:
chemical element
element
gas
Synonyms & Similar Words
h
gas
element
tritium
atomic number 1
chemical element
hydrogenate
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