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protonium

protonium noun: an exotic atom consisting of a proton bound to an antiproton.

Noun

protonium (plural protoniums)

  1. An exotic atom consisting of a proton bound to an antiproton.

Forms of protonium

pluralprotoniums

Origin of protonium

From proton + -ium.

Questions about protonium

What does protonium mean?
Protonium means an exotic atom consisting of a proton bound to an antiproton.
What part of speech is protonium?
Protonium is a noun.
What is the plural of protonium?
The plural of protonium is protoniums.

Words near protonium in the dictionary

  1. protonic
  2. protonics
  3. protonitazene
  4. protonitrate
  5. protonitrates
  6. protonium
  7. protoniums
  8. protonization
  9. protonizations
  10. protonize
  11. protonized

Source and license

Adapted from Wiktionary: protonium (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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