excavation
US /ˌeks.kəˈveɪ.ʃən/
UK /ˌeks.kəˈveɪ.ʃən/
1.
opgraving
the action of excavating something, especially an archaeological site.
:
•
the methods of excavation have to be extremely rigorous
opgraving
the action of excavating something, especially an archaeological site.