definition of
excavation

[1] #1 excavation n. [digging, dig] the act of digging; "there's an interesting excavation going on near Princeton". wn

[2] #2 excavation n. [dig, archeological site] the site of an archeological exploration; "they set up camp next to the dig". wn

[3] #3 excavation n. a hole in the ground made by excavating. wn

[4] #4 excavation n. [mining] the act of extracting ores or coal etc from the earth. wn