What is "glt"

GLT is:

• Glatfelter, the stock code for a publicly traded US paper company
• IATA airport code for Gladstone Airport, Queensland, Australia
• Glenrothes with Thornton railway station, Scotland; National Rail station code GLT
• Golden lion tamarin, a marmoset-like creature
• Great Lakes Transportation, a United States transportation holding company
• Goal-line technology