LEP is the Large Electron–Positron Collider, a particle accelerator.
LEP or Lep may also refer to:
Science Laser Excited Phosphor, great beam distance light powered by a laser Light emitting plasma, or plasma lamps Light emitting polymer Lep, an abbreviation for Lepus (constellation) LEP, an alias for leptin, a gene Laser evoked potentials, in neuralgia The liquid entry pressure (LEP) of a hydrophobic membrane
Organisations Liberal Egyptian Party Local ecumenical partnership or local ecumenical project Local enterprise partnership, a type of partnership between government and the business community for economic development in England
Other uses Lower Elements Police, a police squad in the Artemis Fowl children's novels Limited English proficiency, in English language learning and teaching Lancashire Evening Post, an English newspaper Long-exposure photography Lycée professionnel, French vocational high schools formerly called Lycée d'enseignement professionnel
See also Leps (disambiguation) Lepidoptera, an order of insects that includes moths and butterflies