element zero

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Noun

1. {{lb|en|informal|nuclear physics|science fiction}} {{synonym of|en|neutronium||material composed of neutrons}}.
2. {{lb|en|informal|nuclear chemistry}} {{synonym of|en|muonium}}.
3. {{lb|en|science fiction}} A fictional chemical element with {{l|en|element number}}/{{l|en|atomic number}}/{{l|en|proton number}} zero (0), often with unrealistic properties.
4. {{&lit|en|element|zero}}

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.