The AI-powered English dictionary
third-person singular simple present undrains, present participle undraining, simple past and past participle undrained
To restore that which has drained away. quotations examples
The probable differences between gross and net drain also require an explanation of why some manpower "undrains" by returning home after a period of working in the United States.
1970, John R. Niland, The Asian engineering brain drain, page 7
On this score, monastics are will-positioned, in that one of the purposes of monastic work was to recreate the garden of paradise. The Cistercians, however, have not made a move to undrain the swamps.
2000, The American Benedictine Review - Volume 51, Issue 3, page 290
Remove the repair reason, clear the problem from the database, and undrain the switch.
2018, Betsy Beyer, Niall Richard Murphy, David K. Rensin, The Site Reliability Workbook: Practical Ways to Implement SRE
plural undrains
A water collection system that drains water away from a location. quotations examples
The experiments with fresh and septic sludge show that for filters of the same size material, fresh sludge passes through into the undrains while septic sludge merely gives up its water.
1911, Engineering and Contracting - Volume 36, page 307
New undrains, gravel retaining screens and air wash systems were installed.
1952, Pennsylvania water works operators' association, Journal - Volumes 24-34, page 25
Absence of filtered undrains beneath spillways or behind walls.
1993, Loren Runar Anderson, Geotechnical practice in dam rehabilitation