Cer

Cer, or CER may refer to:

Science and technology

 * Control event rate, a statistical value in epidemiology
 * Crossover error rate, a statistical value in a biometric system
 * Comparative effectiveness research, comparison of health care intervention effectiveness
 * Conditioned emotional response, a specific learned behavior or a procedure

Computing

 * Canonical Encoding Rules, an encoding format
 * Customer edge router, in computer networking
 * CER Computer (Serbian Latin: Cifarski Elektronski Računar, "Digital Electronic Computer"), series of early computers

Places

 * Cer (mountain), a mountain in Serbia
 * Cer, Zvornik, a village in the municipality of Zvornik, Republika Srpska, Bosnia and Herzegovina
 * Cer, Kičevo, a village in the municipality of Kičevo, North Macedonia
 * Cherbourg – Maupertus Airport or Aéroport de Cherbourg - Maupertus (IATA airport code), an airport in France
 * Chinese Eastern Railway (Chinese: 中東鐵路/中东铁路, also known as the Chinese Far East Railway), a railway in northeastern China

Organizations

 * Conference of European Rabbis, rabbinical alliance in Europe
 * Commission for Energy Regulation, a Republic of Ireland energy regulator
 * Community of European Railway and Infrastructure Companies, railway system

Other uses

 * Certified emission reduction, emission units
 * Classic Endurance Racing, a sports car racing series founded in 2004 by Peter Auto Ltd.
 * Closer Economic Relations, a free trade agreement between Australia and New Zealand
 * Comparative Education Review, publication of the Comparative and International Education Society
 * Currency exchange rate, rate at which one currency will be exchanged for another currency
 * Keres, Greek goddess of violent death, one of the Greek primordial deities