- Also called dredging machine. any of various powerful machines for dredging up or removing earth, as from the bottom of a river, by means of a scoop, a series of buckets, a suction pipe, or the like.
- a barge on which such a machine is mounted.
- a dragnet or other contrivance for gathering material or objects from the bottom of a river, bay, etc.
- to clear out with a dredge; remove sand, silt, mud, etc., from the bottom of.
- to take, catch, or gather with a dredge; obtain or remove by a dredge.
- to use a dredge.
- dredge up,
- to unearth or bring to notice: We dredged up some old toys from the bottom of the trunk.
- to locate and reveal by painstaking investigation or search: Biographers excel at dredging up little known facts.
Origin of dredge1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- to bring to notice, esp with considerable effort and from an obscure, remote, or unlikely sourceto dredge up worthless ideas
- to raise with or as if with a dredgethey dredged up the corpse from the lake
- Also called: dredger a machine, in the form of a bucket ladder, grab, or suction device, used to remove material from a riverbed, channel, etc
- another name for dredger 1 (def. 1)
- to remove (material) from a riverbed, channel, etc, by means of a dredge
- (tr) to search for (a submerged object) with or as if with a dredge; drag
C16: perhaps ultimately from Old English dragan to draw; see drag
- to sprinkle or coat (food) with flour, sugar, etc
C16: from Old French dragie, perhaps from Latin tragēmata spices, from Greek
Word Origin and History for dredge up
late 15c., in Scottish dreg-boat "boat for dredging," perhaps ultimately from root of drag (possibly via Middle Dutch dregghe "drag-net"). The verb is attested from c.1500 in Scottish. Related: Dredged; dredging.
Online Etymology Dictionary, © 2010 Douglas Harper