1. people who follow or hunt animals by following their tracks or signs
2. devices or systems that monitor and record the location or movement of something
Usage: technology
3. people who search for and follow someone or something

Examples

• The wildlife trackers followed the bear’s footprints through the forest.
• GPS trackers help parents monitor their children’s location.
• The fitness trackers recorded how many steps she took each day.
• Police used the vehicle’s trackers to locate the stolen car.
• Expert trackers can identify different animal species from their tracks.
• The company installed trackers on all delivery trucks.
• Mountain rescue teams rely on experienced trackers to find lost hikers.