Pathfinder (noun)

1. A person or device that finds or creates a path.
2. A guide or leader who shows the way to others.
3. A pioneer who blazes a trail for others to follow.

Origin:

The word 'pathfinder' originated from the middle english word 'pathefinder' meaning 'one who finds or makes a path'.

Examples:

1. He was a great pathfinder, always finding new and exciting routes.
2. The pathfinder robot was sent ahead to clear the way for the crew.
3. She was a pathfinder in the field of science, making many important discoveries.
4. The pathfinder led the way through the jungle, following ancient trails.
5. The pathfinder program was instrumental in exploring the new territory.