heavy hydrogen

noun

Synonym of deuterium.

Similar
deuterium
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Meanings

nounheavy hydrogen (uncountable)
  1. uncountableSynonym of deuterium.

    Synonyms: deuterium

Synonyms & antonyms

nounSynonym of deuterium.

Similar
deuterium

More synonyms by meaning

nounan isotope of hydrogen which has one neutron (as opposed to zero neutrons in hydrogen)

Similar
deuterium
Broader
hydrogen atomisotope
Also see
deuterium

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

An atom of said isotope weighs about 2 daltons, about twice as much as an atom of light hydrogen.

Full word history & related roots →

Translations

Bulgarian тежък водород
  • тежък водород (težăk vodorod)deuterium — see also deuterium
Catalan hidrogen pesant
  • hidrogen pesantdeuterium — see also deuterium
Chinese Cantonese 重氫 /重氢
  • 重氫 /重氢 (zung⁶ hing¹)deuterium — see also deuterium
Chinese Mandarin 重氫 /重氢, 氘
  • 重氫 /重氢 (zhòngqīng)deuterium — see also deuterium
  • 氘 (dāo)deuterium — see also deuterium
Finnish raskas vety
  • raskas vetydeuterium — see also deuterium
French hydrogène lourd
  • hydrogène lourddeuterium — see also deuterium
German schwerer Wasserstoff
  • schwerer Wasserstoffdeuterium — see also deuterium
Icelandic tvívetni, þungt vetni
  • tvívetnideuterium — see also deuterium
  • þungt vetnideuterium — see also deuterium
  • þungavetnideuterium — see also deuterium
Japanese 重水素
  • 重水素 (jūsuiso)deuterium — see also deuterium
Korean 중수소, 이중수소
  • 중수소 (jungsuso)deuterium — see also deuterium
  • 이중수소 (ijungsuso)deuterium — see also deuterium
Polish deuter
  • deuterdeuterium — see also deuterium
Romanian hidrogen greu
  • hidrogen greudeuterium — see also deuterium
Russian тяжёлый водоро́д
  • тяжёлый водоро́д (tjažólyj vodoród)deuterium — see also deuterium
Swedish tungt väte
  • tungt vätedeuterium — see also deuterium
Tagalog mabigat na idroheno, haydroheng mabigat
  • mabigat na idrohenodeuterium — see also deuterium
  • haydroheng mabigatdeuterium — see also deuterium
Cite this entry
APA

heavy hydrogen. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/heavy%20hydrogen

MLA

“heavy hydrogen.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/heavy%20hydrogen. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “heavy hydrogen,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/heavy%20hydrogen.

Source: heavy hydrogen on Wiktionary, CC BY-SA 4.0.