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There are 5 eleven-letter words beginning with HYDROGEN

HYDROGENASEhydrogenase n. (Biochemistry) Any enzyme that catalyzes the reduction of a substrate by the reversible oxidation of hydrogen.
HYDROGENASE n. an enzyme that catalyzes hydrogen formation in certain microorganisms.
HYDROGENATEhydrogenate v. (Chemistry, transitive) to treat something, or react something, with hydrogen; especially to react an…
HYDROGENATE v. to combine or treat with hydrogen.
HYDROGENISEhydrogenise v. (Transitive, British spelling, dated) Alternative spelling of hydrogenize.
HYDROGENISE v. to hydrogenate, also HYDROGENIZE.
HYDROGENIZEhydrogenize v. (Transitive, chemistry, dated) to hydrogenate.
HYDROGENIZE v. to hydrogenate, also HYDROGENISE.
HYDROGENOUShydrogenous adj. Of, related to, or containing hydrogen.
HYDROGENOUS adj. containing hydrogen.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the WikWik.org and 1Word.ws.

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See this list for:

  • English Wiktionary: 13 words
  • Scrabble in French: 8 words
  • Scrabble in Spanish: no word
  • Scrabble in Italian: no word
  • Scrabble in German: no word
  • Scrabble in Romanian: no word


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