Meanings
Synonyms & antonyms
nounSynonym of muonium.
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Origin
So called because its atomic mass is about 0.1 dalton, which is zero if rounded to the nearest whole number.
Full word history & related roots →Cite this entry
APA
hydrogen-0. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/hydrogen-0
MLA
“hydrogen-0.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/hydrogen-0. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “hydrogen-0,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/hydrogen-0.
Source: hydrogen-0 on Wiktionary, CC BY-SA 4.0.