Meaning of the word dredger in English

What does dredger mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

dredger

US /ˈdredʒ.ɚ/
UK /ˈdredʒ.ər/

Noun

a machine or boat used for dredging, typically to deepen a waterway or collect shellfish

Example:
The port authority deployed a large dredger to clear the shipping channel.
Fishermen use a small dredger to collect oysters from the seabed.