Definition that contains dredging
- grapple a dredging bucket with hinges like the shell of a clam
- clamshell a dredging bucket with hinges like the shell of a clam
- dredger a barge (or a vessel resembling a barge) that is used for dredging
- placer mining mining valuable minerals from a placer by washing or dredging
- placer miner a miner who extracts minerals from a placer by washing or dredging