Any of various satellites used to gather data for images of the Earth's land surface and coastal regions. These satellites are equipped with sensors that respond to Earth-reflected sunlight and infrared radiation. The first Landsat satellite was launched in 1972. Currently, the seventh satellite (Landsat 7) is orbiting Earth.
Any of various satellites operated by US government organizations, used to gather data for constructing images of the earth's surface.
Any of a system of U.S. satellites for gathering and transmitting data about the earth's natural resources, topography, etc.
Other Word Forms
Origin of landsat
- land sat(ellite)
From American Heritage Dictionary of the English Language, 5th Edition