Etymology of the Latin word excavatio
the Latin word excavatio
derived from the Latin word excavare (hollow, scoop out, make hollow)
using the Latin prefix ex-
derived from the Classical Latin word cavare (hollow out, make concave, hollow)
derived from the Latin word cava (hollow; cage)
derived from the Latin word cavus (hollow or cave; hole, cavity, depression; hollow, excavated, hollowed out; sunken; deep, having deep channel)
derived from the Proto-Indo-European root *keuə-
derived from the Latin word cavum (a hollow or cave; hole, cavity, depression)