GMT (disambiguation)

GMT, or Greenwich Mean Time is the mean solar time at the Royal Observatory in Greenwich, London.

GMT may also refer to:

Science and technology

• Generic Mapping Tools in graphical computing
• Geometric measure theory
• Giant Magellan Telescope, a telescope under construction in Chile
• GM GMT platform, an automobile platform
• Great Melbourne Telescope, in Dublin, Ireland

Transport

• GATX, an American rolling stock leaser
• Granite Mountain Air Station, an airport in Alaska
• Green Mountain Transit, a transportation company in Vermont
• Grosmont railway station, in England

Other uses

• GMT (TV programme), a British news programme
• Glycine/sarcosine N-methyltransferase, an enzyme
• G:MT – Greenwich Mean Time, a 1999 British film
• GMT Games, an American wargaming publisher
• GMT Records, a Japanese record label
• Goodman–Martinez–Thompson correlation, between the Mesoamerican Long Count calendar and the Julian calendar
• Guy McCoy Tormé, a British rock-band
• Metal-Textile Union, a former Austrian trade union