Clock setting at 0 degrees longitude: Abbr.

• Prime meridian zone, briefly
• London's hrs
• Clock setting at zero long
• Time std
• Setting in Eng
• Prime meridian std.
• Setting at the BBC
• Sir S. Fleming invention
• Chronometric std.

Wikipedia Word definitions in Wikipedia
GMT may mean: Greenwich Mean Time General American Transportation Corporation (GATX), a company which uses GMT as its stock symbol. Generic Mapping Tools in graphical computing Geometric measure theory Giant Magellan Telescope a ground-based telescope planned ...