CYS
CYS or Cys is an abbreviation for:
- Chiemsee Yacht School of the German High Seas Sports Association HANSA in Prien am Chiemsee (Harras)
- Cheyenne Regional Airport (IATA code)
- Cysteine , a chemical compound
See also:
Wiktionary: Cys - explanations of meanings, word origins, synonyms, translations
