verb / noun
dredge
DREJ/dredʒ/
To pull material up from beneath water.
The crew dredges sand from the bottom of the harbor.

Etymology
Probably from a northern European dragnet word such as Middle Dutch dregge. The verb developed from the implement used to draw material up.
In context
we can't dredge the water this year we'll have to try again next year the dredging plan is postponed but peter pan and his family are enjoying a delightful fall in the sunshine
More examples
- A dredge removes mud to keep the shipping channel open.
- Workers dredged the pond before repairing its leaking liner.
- Please don't dredge up that old argument again.
Forms
dredge · dredges · dredged · dredging
dredger noun — A machine or worker that removes underwater material.