dredge

v. coat food with flour or crumbs; search; dig, remove earth

n. machine for removing large quantities of earth, earth-mover

For other uses, see Dredge (disambiguation). Dredging is the repositioning of soil from a marine environment, using specialized equipment, in order to initiate infrastructural and/or ecological improvements. In this definition "repositioning" stands for the process of (1) removal, (2) transport, (3) placement and often (4) treatment of soil; "soil" stands for sediment or silt, as well as for specified soil types like sand, gravel and rock.
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Noun
1. a power shovel to remove material from a channel or riverbed
(hypernym) power shovel, excavator, digger, shovel
(part-holonym) dredger
(part-meronym) dredging bucket
(derivation) drag
Verb
1. cover before cooking; "dredge the chicken in flour before frying it"
(hypernym) coat, surface
(hyponym) flour
(classification) cooking, cookery, preparation
2. search (as the bottom of a body of water) for something valuable or lost
(synonym) drag
(hypernym) search, seek, look for
3. remove with a power shovel, usually from a bottom of a body of water
(hypernym) remove, take, take away, withdraw

(v. t.)
To sift or sprinkle flour, etc., on, as on roasting meat.
  

(v. t.)
To catch or gather with a dredge; to deepen with a dredging machine.
  

(n.)
Very fine mineral matter held in suspension in water.
  

(n.)
Any instrument used to gather or take by dragging; as: (a) A dragnet for taking up oysters, etc., from their beds. (b) A dredging machine. (c) An iron frame, with a fine net attached, used in collecting animals living at the bottom of the sea.
  

(n.)
A mixture of oats and barley.
  

(Job 24:6). See CORN.