S&p 500 today: S

S , s definition: 1. the 19th letter of the English alphabet 2. written abbreviation for South: 3. abbreviation for…. Learn more. Definition of S noun in Oxford Advanced Learner' s Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. S 19th letter of the English alphabet and a letter employed in the alphabets of other w European languages, It is descended from the Semitic letter sin or shin, a name meaning tooth, which had a sound somewhat like the modern English sh. The Greeks had various letters for sibilants, but after about 600 bc they used mainly sigma for s . The letter as we know it today achieved its final form after adoption into the Latin alphabet. In modern English, the two common pronunciations of s are voiced ... S , nineteenth letter of the modern Latin alphabet. It corresponds to the Semitic sin “tooth.” The Greek treatment of the sibilants that occur in the Semitic alphabet is somewhat complicated. The Semitic samech appears in Greek as Ξ (xi) with the value in early times of /ss/, later and more