- noun an EU organisation that carries out research into high-energy particle physics, now called the European Laboratory for Particle physics
- Abbreviation of Conseil European pour la Recherche Nucleaire, which is French for European Organization for nuclear Research. An international organization dedicated to the study of particle physics. The CERN laboratory, located outside of Geneva, Switzerland, features some of the world's most advanced equipment, including powerful accelerators, which help enable their complex scientific research.
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