Meaning of “excavate” - Learner’s Dictionary

excavate

verb [ I, T ] uk us /ˈekskəveɪt/

to dig in the ground, especially with a machine, or to look for objects from the past:

These Roman coins were excavated from a site in Cambridge.
excavation uk us /ˌekskəˈveɪʃən/ noun [ C, U ]

(Definition of “excavate” from the Cambridge Learner’s Dictionary © Cambridge University Press)