dihydrogen
Syllables: di·hy·dro·genUK/ˌdaɪˈhaɪdɹəd͡ʒ(ə)n//ˌdaɪˈhaɪdɹəd͡ʒ(ə)n/
dihydrogen noun: the divalent radical formed from two separate hydrogen atoms or ions.
Noun
dihydrogen (uncountable)
- The divalent radical formed from two separate hydrogen atoms or ions.
- Describing a dihydrogen bond.
- The Invisible Killer Dihydrogen monoxide is colorless, odorless, tasteless, and kills uncounted thousands of people every year. Most of these deaths are caused by accidental inhalation of DHMO, but the dangers of dihydrogen monoxide do not end there.1995, John December, quoting Craig Jackson, The World Wide Web Unleashed, 2nd edition, Indianapolis, Ind.: Sams.net, →ISBN, page 450
- The diatomic hydrogen molecule H₂.
Origin of dihydrogen
From di- + hydrogen.
Words formed from dihydrogen
- calcium dihydrogen phosphate
- dihydrogen arsenate
- dihydrogen monoxide
- dihydrogen oxide
- dihydrogen phosphate
Phrases with dihydrogen
Words that rhyme with dihydrogen
Questions about dihydrogen
- What does dihydrogen mean?
- Dihydrogen means the divalent radical formed from two separate hydrogen atoms or ions.
- What part of speech is dihydrogen?
- Dihydrogen is a noun.
- How do you pronounce dihydrogen?
- Dihydrogen is pronounced /ˌdaɪˈhaɪdɹəd͡ʒ(ə)n/ (UK).
Words near dihydrogen in the dictionary
Source and license
Adapted from Wiktionary: dihydrogen (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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Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Flame, not lame-dihydrogen.wav.
Cite this entry: “dihydrogen.” Word.ws, https://word.ws/dihydrogen. Based on Wiktionary, CC BY-SA 4.0.