positronium

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positronium

  • /ˌpɒzɪˈtɹɒniəm/ US
  • /ˌpɒzɪˈtɹoʊniəm/ US

noun positroniums · positronia

  1. An exotic atom (specifically, an onium) consisting of a positron (antielectron) and an electron, as a particle–anti-particle bound pair with no nucleus.

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Every language

noun exotic atom

Españolpositronio
中文電子偶素 /电子偶素 diànzǐ'ǒusù, 正電子素 /正电子素 zhèngdiànzǐsù
DeutschPositronium
Italianopositronio
Русскийпозитроний pozitronij

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MLA

"positronium." Wiktionary, via Micwyn, micwyn.com/word/positronium. Accessed 6 Nov. 2026.

APA

positronium. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/positronium

Chicago

"positronium." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/positronium.

BibTeX
@misc{positronium_2026,
  title = {positronium},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/positronium},
  urldate = {2026-11-06}
}