Meanings
alternative element 0
- informaluncountablenuclear physicsliteratureSynonym of neutronium (“material composed of neutrons”).
Synonyms: neutronium
- uncountableliteratureA fictional chemical element with element number/atomic number/proton number zero (0), often with unrealistic properties.
Synonyms & antonyms
nounSynonym of neutronium (“material composed of neutrons”).
nounSynonym of muonium.
Origin
From being a chemical element with zero protons.
Full word history & related roots →Cite this entry
element zero. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/element%20zero
“element zero.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/element%20zero. Accessed November 2, 2026.
WatkinsX Dictionary, s.v. “element zero,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/element%20zero.
Source: element zero on Wiktionary, CC BY-SA 4.0.