Bloodhound (noun)

A breed of dog that is trained to track people or animals by scent.

Origin:

Derived from the words 'blood' and 'hound', which refers to a type of hunting dog.

Examples:

1. The police used a bloodhound to track the missing child through the woods.
2. The bloodhound was famous for its excellent sense of smell and ability to follow a trail.
3. The hunters used bloodhounds to find the wounded deer in the forest.
4. The bloodhound was trained to follow the scent for miles without losing it.
5. The bloodhound was a gentle and friendly dog, but it was also highly determined and focused when tracking.