// Workers AI · dad joke modeWhat did Geo say to his date? You're a rock-solid match.

Geo- is a prefix derived from the Greek word γη or γαια, meaning "earth", usually in the sense of "ground or land”.

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 (Ninjago), character from Ninjago
• 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
• Geo, the name of the main currency used in the videogame Hollow Knight

Brands and enterprises

• Geo (automobile), a defunct brand of entry-level cars produced by General Motors
• Georgetown University, abbreviated as Geo. in Bluebook
• GEO Group, a prison corporation

Computing and science

• Geo (microformat), a microformat for marking up geographical coordinates in (X)HTML
• Generative engine optimization, the marketing practice of influencing the results provided by large language models
• 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
• Geosynchronous Equatorial Orbit, an orbit used for satellites that remain at a fixed position above the ground

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
• Geo Rutherford, American artist and TikToker
• 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