in the PONS Dictionary
sludge [slʌʤ] N no pl
rotting mud, sludge [slʌdʒ] N
OpenDict entry
sludge N
- digested sludge TECH
-
ac·ti·va·ted ˈsludge N
- activated sludge
-
ˈsew·age sludge N no pl TECH
- sewage sludge
-
digested sludge N
- digested sludge
-
sludge bulking N
- sludge bulking
-
sludge digestion N ECOL (sewage treatment)
sludge disposal N
- sludge disposal
-
sludge tank N
- sludge tank
-
sludge trap N
- sludge trap
-