1. dig, digging, excavation

the act of digging

Example Sentences:
'there's an interesting excavation going on near Princeton'

• dig
• digging

2. archeological site, dig, excavation

the site of an archeological exploration

Example Sentences:
'they set up camp next to the dig'

• archeological site
• dig

3. excavation

a hole in the ground made by excavating

4. excavation, mining

the act of extracting ores or coal etc from the earth

• mining