Cy, CY, or cy may refer to:
Cyprus (/ˈsaɪprəs/; Greek: Κύπρος IPA: [ˈcipros]; Turkish: Kıbrıs IPA: [ˈkɯbɾɯs]), officially the Republic of Cyprus (Greek: Κυπριακή Δημοκρατία; Turkish: Kıbrıs Cumhuriyeti), is an island country in the Eastern Mediterranean and the third largest and third most populous island in the Mediterranean.
Cybercrime, gfgg that involves a computer and a network. The computer may have been used in the commission of a crime, or it may be the target.
CyanogenMod (/saɪ.ˈæn.oʊ.ˌdʒɛn.mɒd/; sigh-AH-no-GEN-mod) (CM) is a discontinued popular open-source operating system for smartphones and tablet computers, based on the Android mobile platform.
Cynthia Ann Stephanie "Cyndi" Lauper (born June 22, 1953) is an American singer, songwriter, actress and LGBT activist.
Cyrus II of Persia (Old Persian: 𐎤𐎢𐎽𐎢𐏁 Kūruš; New Persian: کوروش Kūrosh; Hebrew: כֹּרֶשׁ Koresh; c. 600 or 576 – 530 BC), commonly known as Cyrus the Great and also called Cyrus the Elder by the Greeks, was the founder of the Achaemenid Empire.
Cycling, also called bicycling or biking, is the use of bicycles for transport, recreation, exercise or sport.
The Cyrillic script /sᵻˈrɪlɪk/ is a writing system used for various alphabets across eastern Europe and north and central Asia.
Cytochromes P450 (CYPs) are proteins of the superfamily containing heme as a cofactor and, therefore, are hemoproteins.
Cyrus Reed Teed (October 18, 1839 – December 22, 1908) was a U.S. eclectic physician and alchemist turned religious leader and messiah.