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GW
Abbreviation for gigawatt
In short and in plain language
GW is short for gigawatt.
This is a unit for power. It is used for very large amounts of power.
One example is the power of all solar panels in a country.
Definition
GW stands for gigawatt, a unit of power. Gigawatts are used, for example, to state how much solar power capacity is added or installed in a country.