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Ξ U+039E, Ξ
GREEK CAPITAL LETTER XI
Ν
[U+039D]
Greek and Coptic Ο
[U+039F]

Translingual

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Symbol

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Ξ

  1. (particle physics) Xi baryon; cascade particle
    • 2017 August 20, Jon Butterworth, “Newly discovered particles, and what's in them”, in The Guardian[1] (in English):
      Those smaller particles are quarks in this case, meaning that the Ξcc++ is a hadron—the generic name for particles made of quarks.

Further reading

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Ancient Greek

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Etymology

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From Phoenician 𐤎 (s, śāmek).

Letter

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Ξ (X) (uppercase, lowercase ξ)

  1. The letter xi (ξεῖ), the tenth letter of the ancient Greek alphabet.

Derived terms

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See also

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Greek

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Letter

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Ξ (X) (uppercase, lowercase ξ)

  1. The upper case letter xi (ξι), the 14th letter of the modern Greek alphabet.

See also

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