San (letter)

San (Ϻ) was a letter of the Greek alphabet, between Pi and Qoppa. It had a phonemic value of /z/, but eventually became disused in favour of sigma. The latest attested use is in the 6th century BC.

See also:

• Alpha - Beta - Gamma - Delta - Epsilon - Digamma - Zeta - Eta - Theta - Iota - Kappa - Lambda - Mu - Nu - Xi - Omicron - Pi - San - Qoppa - Rho - Sigma - Tau - Upsilon - Phi - Chi - Psi - Omega - Sampi