Word.ws English Dictionary

hydrogen 4

hydrogen 4 is the alternative spelling of hydrogen-4.

Meaning of hydrogen-4

Noun

hydrogen-4 (uncountable)

  1. Synonym of quadrium (“isotope of hydrogen”).
    Synonyms:
    quadrium

Questions about hydrogen 4

What is hydrogen 4 the alternative spelling of?
Hydrogen 4 is the alternative spelling of hydrogen-4.

Words near hydrogen 4 in the dictionary

  1. hydrogels
  2. hydrogen
  3. hydrogen 1
  4. hydrogen 2
  5. hydrogen 3
  6. hydrogen 4
  7. hydrogen acetate
  8. hydrogen acid
  9. hydrogen acids
  10. hydrogen air
  11. hydrogen arsenide

Source and license

Adapted from Wiktionary: hydrogen 4 (page history and authors); hydrogen-4 (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “hydrogen 4.” Word.ws, https://word.ws/hydrogen_4. Based on Wiktionary, CC BY-SA 4.0.