Geo

GEO or Geo can mean any of these:

• GEO (magazine), a popular scientific magazine
• GEO 600, a detector for gravitational radiation
• Global Environment Outlook, an environmental assessment produced by the United Nations
• Geo (microformat), a microformat for marking up WSG84 geographical coordinates in (X)HTML

In shopping:

• Geo (automobile), a defunct brand of entry-level cars produced by General Motors

People:

• Geo. is sometimes an abbreviation of the name George.
• Geo, the composer for the J-pop group Sweetbox
• Geo (artist), the Korean manhwa artist.
• Geo Bogza, a Romanian poet and essayist.
• Geo Stelar is the main protagonist in Mega Man Star Force.

In science:

• Geography, the study of the Earth and its features
  • Geology, the study of the Earth's structure
• Geothermal (geology), heat sources from within the Earth
• Geometry, the study of spatial relationships