Geo

Geo- is a prefix derived from the Greek word γη or γαια, meaning "earth", usually in the sense of "ground or land"; as a prefix, it may also mean "global" or relate to the planet Earth.

GEO or Geo may also refer to:

Arts, entertainment, and media

GEO (magazine), a popular scientific magazine
Geo, a fictional character on the Nick Jr. television show, Team Umizoomi
Geo City, a fictional city in the videogame Raw Danger
Geo Stelar, the protagonist in Mega Man Star Force
Geo TV, a pay television channel in Pakistan
Neo Geo, a video game system or Computer Gaming System.

Brands and enterprises

Geo (automobile), a defunct brand of entry-level cars produced by General Motors
GEO Group, a prison corporation

Computing and science

Geo (microformat), a microformat for marking up geographical coordinates in (X)HTML
Gene Expression Omnibus, or GEO, a National Center for Biotechnology Information database for gene expression
GEO 600, a detector for gravitational radiation
Geo URI, an IETF proposed standard for making URIs for physical locations
Geo-exchange, a heating and cooling system
Geocaching, an outdoor activity that involves using navigational techniques to find geocaches
Geocentric, a model of the universe that places the earth at its centre
- Geostationary Earth orbit or geostationary orbit, a geosynchronous (circular) orbit directly above the Earth's equator
- Geosynchronous orbit, an orbit that has the same period as the Earth's sidereal rotation
Geocoding, encoding coordinates into features, images, web pages and other data records
- Geolocation, the science of determining the real-world location of a website or website visitor
- GeoTagging, the process of adding geographical identification metadata into various media
Geodesy, also known as geodetics, the study of the measurement and representation of the earth
Geography, the study of the spatial characteristics of human and natural features on Earth as well as human-environment relationships
Geology, the study of the Earth's structure
- Geothermal (geology), heat sources from within the Earth
Geomarketing, a discipline within marketing analysis
Geometer moth, a type of moth whose larvae appear to "measure the earth" as they move in a looping fashion
Geometry, the mathematics of Earth measurement
Geopolitics, the analysis of history, geography and social science with respect to international politics
Geotechnical Engineering, the branch of civil engineering concerned with the engineering behavior of earth materials
Geotechnics, the application of scientific methods and engineering principles to the acquisition, interpretation, and use of knowledge of soil for engineering
Global Environment Outlook, or GEO, an environmental assessment produced by the United Nations
Germanium monoxide, molecular formula GeO

Groups and organizations

General Education Officer, the basic rank of teachers of the Ministry of Education in Singapore
Group on Earth Observations, an intergovernmental organization
Grupo Especial de Operaciones, a special SWAT division of the Spanish police

People

Geo Bogza, Romanian poet and essayist
Geo Dumitrescu, Romanian poet
George (given name), commonly abbreviated Geo.
Christian Geo Heltboe, Danish comedian known by his middle name

Places

Geo (landscape), a creek (inlet) or gulley in the Orkney and Shetland Islands
GEO, the IOC country code and three letter country code for Georgia (country), in Eurasia
GEO, the IATA code for Cheddi Jagan International Airport
Estadio Casas GEO, stadium in Mexicali, Mexico