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U+A7D9, ꟙ
LATIN SMALL LETTER SIGMOID S

[U+A7D8]
Latin Extended-D
[U+A7DA]

Translingual

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Alternative forms

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⟨Ꟙ⟩ may vary in appearance from a Greek σ to a digit 6.

Letter

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(upper , lower )

  1. "Sigmoid s". A medieval form of the letter s, used in Middle English, Middle Scots and Middle Cornish.

Usage notes

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Usage varies. In some manuscripts, sigmoid ⟨ꟙ⟩ appears in word-final position and long ſ elsewhere; in others, sigmoid ⟨ꟙ⟩ appears in word-initial position, long ſ medially and ⟨s⟩ word-finally. Or scribes may vary the forms apparently randomly.