Other

dredge1

Pronunciation: /drɛdʒ/

Definition of dredge

[with object]

clear the bed of (a harbour, river, or other area of water) by scooping out mud, weeds, and rubbish with a dredge: the lower stretch of the river had been dredged (as noun dredging)the dredging and deepening of the canal
bring up or clear (something) from a river, harbour, or other area of water with a dredge:mud was dredged out of the harbour [no object]:they start to dredge for oysters in November
(dredge something up) bring something unwelcome and forgotten or obscure to people’s attention:I don’t understand why you had to dredge up this story

an apparatus for bringing up objects or mud from a river or seabed by scooping or dragging.

Origin:

late 15th century (as a noun; originally in dredge-boat): perhaps related to Middle Dutch dregghe 'grappling hook'

Definition of dredge in the US English dictionary

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