to remove water from, esp. in large-scale processing of sewage, chemicals, etc.
transitive verbde·wa·tered, de·wa·ter·ing, de·wa·ters
To remove water from (a waste product or streambed, for example).
(third-person singular simple present dewaters, present participle dewatering, simple past and past participle dewatered)
- To remove water from.
de- + water