Res

Res or RES may refer to:

Computing

 * Russian and Eurasian Security Network
 * Spanish Supercomputing Network (Red Española de Supercomputación)

Energy

 * RES - The School for Renewable Energy Science
 * US Renewable Electricity Standard
 * Renewable Energy Systems, a UK company

Mathematics

 * Residue (complex analysis) function

Medicine

 * Reticuloendothelial system, in anatomy

Archaeology

 * Répertoire d'Épigraphie Sémitique, a journal publishing Semitic language inscriptions

Latin word meaning "thing"

 * Entity (disambiguation)
 * Object (philosophy)
 * The first word of several Latin phrases:
 * Res divina (service of the gods)
 * Res cogitans Descartes' mental world
 * Res extensa Descartes' physical world
 * Res gestae (Things done)
 * Res inter alios acta (A thing done between others)
 * Res ipsa loquitur (The thing speaks for itself)
 * Res judicata (A matter [already] judged)
 * Res nullius (An unowned thing)
 * Res publica (A public thing), the origin of the word republic

Organizations

 * Rail Express Systems
 * Railway Enthusiasts Society, New Zealand
 * Royal Economic Society, UK
 * Royal Entomological Society

Places

 * Reservoir railway station, Melbourne
 * Resistencia International Airport (IATA airport code: RES)

People

 * Res (singer), American singer

Literature

 * RES (magazine), bimonthly

Songs

 * "R.E.S.", a song by Cardiacs from The Seaside
 * "The Res", a song by the American band Bright from their self-titled album