CAIR

CAIRz or Cair may refer to:

Acronyms

 * Carboxyaminoimidazole ribotide, a biochemical intermediate nucleotide
 * Centre for Artificial Intelligence and Robotics, Indian national defence laboratory
 * Clean Air Interstate Rule, US environmental regulation
 * Council on American–Islamic Relations, American Muslim advocacy organization

Geography

 * Cair, an alternate spelling of caer, a Welsh placename element referring to strongholds
 * Čair Municipality, municipality of Skopje, Republic of Macedonia

Fictional

 * Cair Andros, a fictional island in Tolkien's fiction
 * Cair Paravel, a castle from C. S. Lewis' The Chronicles of Narnia