Hydrogen

/ˈhaɪdɹədʒ(ə)n/

Last Updated: January 2, 2026 at 12:30 PM

Scrabble:16 ptsWWF:16 pts8 letters

Definition of Hydrogen

noun

  1. The lightest chemical element (symbol H), with an atomic number of 1 and atomic weight of 1.00794.
  2. Molecular hydrogen (H2), a colourless, odourless and flammable gas at room temperature.
  3. An atom of the element.
  4. A sample of the element.

Anagrams of Hydrogen

Words You Can Make

50 words can be made from the letters in "hydrogen":

+1 Letter Anagrams

Words formed by adding one letter to "hydrogen" and rearranging:

Synonyms & Antonyms

SYNONYMS

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