antiatom

A1N1T1I1A1T1O1M3

noun

Any atom composed of antiparticles; an antimatter atom.

OriginEnglish atom ← Middle English attome ← Middle French athome →
Scrabble 10
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Meanings

nounantiatom (plural antiatoms)

plural antiatoms · alternative anti-atom

  1. particlenatural sciencesAny atom composed of antiparticles; an antimatter atom.

Origin

  1. Proto-Indo-European*h₂ent-
  2. Proto-Indo-European*h₂énts
  3. Proto-Indo-European*h₂énti
  4. Ancient Greekᾰ̓ντῐ́ (ăntĭ́)
  5. Ancient Greekἀντι- (anti-)
  6. Englishanti-
  7. Proto-Indo-European*né
  8. Proto-Indo-European*n̥-
  9. Proto-Hellenic*ə-
  10. Ancient Greekἀ- (a-)
  11. Proto-Indo-European*temh₁-
  12. Ancient Greekτέμνω (témnō)
  13. Ancient Greek*τομός (*tomós)
  14. Ancient Greekἄτομος (átomos)
  15. Latinatomu
  16. Middle Frenchathome
  17. Middle Englishattome
  18. Englishatom
  19. Englishantiatom

From anti- + atom.

Full word history & related roots →

Translations

Chinese Mandarin 反原子, 防原子
  • 反原子 (fǎnyuánzǐ)atom made up of antiparticles
  • 防原子 (fángyuánzǐ)atom made up of antiparticles
Finnish antiatomi
  • antiatomiatom made up of antiparticles
French l'antiatome
  • l'antiatomeatom made up of antiparticles
Italian antiatomo
  • antiatomoatom made up of antiparticles
Polish antyatom
  • antyatomatom made up of antiparticles
Portuguese antiátomo
  • antiátomoatom made up of antiparticles
Tagalog labanmulapik
  • labanmulapikatom made up of antiparticles
Cite this entry
APA

antiatom. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/antiatom

MLA

“antiatom.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/antiatom. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “antiatom,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/antiatom.

Source: antiatom on Wiktionary, CC BY-SA 4.0.