1. digging out and removing earth, rock, or other material from the ground
Usage: present participle of excavate
2. uncovering or exposing by digging, especially archaeological artifacts or remains
Usage: archaeological context

Examples

• The construction crew is excavating the foundation for the new building.
• Archaeologists are excavating the ancient Roman site.
• They spent weeks excavating the dinosaur fossils from the rock.
• The workers are excavating a tunnel through the mountain.
• Scientists are excavating artifacts from the buried city.
• Heavy machinery is excavating tons of soil from the construction site.