Pronunciation: (eks'ku-vāt"),[key] —v.t.,-vat•ed, -vat•ing. 1. to make hollow by removing the inner part; make a hole or cavity in; form into a hollow, as by digging: The ground was excavated for a foundation. 2. to make (a hole, tunnel, etc.) by removing material.
3. to dig or scoop out (earth, sand, etc.).
4. to expose or lay bare by or as if by digging; unearth: to excavate an ancient city.