wastewater
nounUK /ˈweɪstˌwɔːtə/
US /ˈweɪstˌwɔːtər/
Dirty water that has been used in homes or factories.
The treatment plant cleans the wastewater before it flows back into the river.
RELATED WORDS
OTHER MEANINGS
2. Water that carries waste from industrial processes.
The factory must treat its wastewater before releasing it.
3. Liquid waste flowing through sewers.
Heavy rain can make wastewater overflow into the streets.
4. Water that has lost its original quality through use.
Recycling wastewater helps save fresh water.