Definition of "dredging" []

• Present participle of dredge. (verb)

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• "He invented a mill for sawing marble, a machine for spinning flax, another for scooping out earth, called a dredging machine, and several kinds of canal boats."
• "The dredging was a test run for the far larger Phase 2 of the cleanup, which regulators want to start in 2011."
• "Tim Havens, longtime president of the anti-dredging group CEASE, cited the shortcomings in calling the dredging a "miserable failure.""