Word.ws English Dictionary

hydrogen-4

hydrogen-4 noun: synonym of quadrium (“isotope of hydrogen”).

Noun

hydrogen-4 (uncountable)

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

Synonyms of hydrogen-4

Origin of hydrogen-4

So named because it is the isotope of hydrogen that has four nucleons (a proton and three neutrons).

Questions about hydrogen-4

What does hydrogen-4 mean?
Hydrogen-4 means synonym of quadrium (“isotope of hydrogen”).
What part of speech is hydrogen-4?
Hydrogen-4 is a noun.

Words near hydrogen-4 in the dictionary

  1. hydrogen warheads
  2. hydrogen-0
  3. hydrogen-1
  4. hydrogen-2
  5. hydrogen-3
  6. hydrogen-4
  7. hydrogen-bonded
  8. hydrogen-bonding
  9. hydrogen-like
  10. hydrogenase
  11. hydrogenases

Source and license

Adapted from Wiktionary: 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.

Last updated:

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