Ser

Ser or SER may refer to:

Places

 * Ser, a village in Bogdand Commune, Satu Mare County, Romania
 * Serpens (Ser), an astronomical constellation of the northern hemisphere
 * Serres, known as Ser in Serbian, a city in Macedonia, Greece

Organizations

 * Social-Economic Council (Sociaal-Economische Raad, SER) of the Dutch government
 * Society for Ecological Restoration (SER)
 * Society for Epidemiologic Research, North America

Science and technology

 * Ser (unit), an obsolete unit of volume in India
 * Sequence of events recorder
 * Serine (Ser), an ɑ-amino acid in biochemistry
 * Single-ended recuperative burner, a type of gas burner
 * SIP Express Router
 * Smooth endoplasmic reticulum, in cell biology
 * Soft error rate, in computing
 * Ser., taxonomic author abbreviation of Nicolas Charles Seringe (1776–1858), French physician and botanist

Transport

 * SER, IATA code for Freeman Municipal Airport, Seymour, Indiana, U.S.
 * SER, MRT station abbreviation for Serangoon MRT station, Singapore
 * SER, National Rail code for St Erth railway station in Cornwall, UK
 * South Eastern Railway (England), UK
 * South Eastern Railway zone, India

Other uses

 * SER (magazine), Nicaragua
 * ser, ISO 639-3 language code for Serrano language
 * Cadena SER (SER network), a Spanish radio network
 * Darren Cullen (graffiti artist), a graffiti artist known by the tag name SER