dredger

plural dredgers

1. nauticalA vessel equipped for the removal of sand or sediment from the seabed.

   The section includes also combination bucket and suction dredges, true suction dredgers, the Friihling dredge, the reclamation dredge, the longshoot dredge, the hopper barge, the self-propelling hopper, and the rock cutter.

   1923, Marine Engineer and Naval Architect - Volume 46, page 162

2. One who fishes with a dredge.
3. A dredging machine.
4. A container with a perforated lid, used to sprinkle sugar or flour.

   In the kitchen Mrs. Piper was busy with a flour dredger, a rolling pin, and a basin of dough.

   1930, Norman Lindsay, Redheap, Sydney, N.S.W.: Ure Smith, →OCLC, page 32

   Synonyms: dredging box