Noun excavator has 2 senses
  1. excavator - a workman who excavates for foundations of buildings or for quarrying
    --1 is a kind of
    workman, working man, working person
    Derived form: verb excavate3
  2. power shovel, excavator, digger, shovel - a machine for excavating
    --2 is a kind of machine
    --2 has particulars: backhoe; dredge; steam shovel
    Derived form: verb excavate3
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