See also: ϻ, Μ, m, M, and М

Ϻ U+03FA, Ϻ
GREEK CAPITAL LETTER SAN
Ϲ
[U+03F9]
Greek and Coptic ϻ
[U+03FB]

Ancient Greek

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Etymology

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This letter is derived from the Phoenician letter 𐤑 (, tsade)

Letter

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Ϻ (Ś) (upper case, lower case ϻ)

  1. (historical) The letter san, which was used for the sound /s/ but eventually abandoned in favor of Σ.