to follow a person or animal by looking for proof that they have been somewhere, or by using electronic equipment
It's difficult to track an animal over stony ground.
The military use radar satellites to track targets through clouds and at night.
The terrorists were tracked to (= found in) Amsterdam.
The tracker followed the footprints to locate the missing hiker.
Satellite technology allows us to track the migration patterns of wildlife.
Investigators sought to track the movements of the stolen vehicle.