What Does GM Stand For?
GM stands for Gigametre
GM, or Gigametre, is a unit of length in the metric system equivalent to one billion meters (1,000,000,000 meters). It is commonly used in scientific contexts to measure astronomical distances and the scale of large geographical features. The prefix "giga-" denotes a factor of 10^9, making it a practical unit for quantifying extensive measurements.
Added on 14th April 2008 | Last edited on 17th June 2025 | Edit Acronym