Located on the ground as opposed to in an aircraft or in space.
 13 new moons have been discovered by ground-based telescopes
 Example sentencesExamples
-  Players will take part in a wide selection of ground-based levels where the hero must battle against enemies on foot.
 -  A similar strike using a ground-based forward air controller would have resulted in 33 ten-second transmissions.
 -  To put it simply, air control meant substituting aerial bombardment for the traditional ground-based punitive expedition.
 -  The rotor blades are rated to withstand several hits of ground-based automatic weapons.
 -  Ground-based aid stations could be far more efficient than the current practice of dropping dried meal packets from transport planes.
 -  They had not been trained in ground-based defensive measures, neither passive nor active.
 -  They are designed to attack ground-based targets, either mobile or fixed.
 -  The image data is transmitted in real time via secure data links to ground-based processing stations.
 -  Reliance upon ground-based defenses offers a great number of lessons.
 -  GPS technology uses satellite rather than ground-based transmitters.