We found 20 dictionaries that define the word wastewater:

General (14 matching dictionaries)

1. wastewater: Merriam-Webster
2. wastewater: American Heritage Dictionary of the English Language
3. wastewater: Collins English Dictionary
4. wastewater: Vocabulary.com
5. Wastewater, wastewater: Wordnik
6. wastewater: Wiktionary
7. wastewater: Webster's New World College Dictionary, 4th Ed.
8. wastewater: Infoplease Dictionary
9. wastewater: Dictionary.com
10. Wastewater: Wikipedia, the Free Encyclopedia
11. wastewater: Rhymezone
12. wastewater: FreeDictionary.org
13. wastewater: Mnemonic Dictionary
14. wastewater: TheFreeDictionary.com

Business (1 matching dictionary)

15. BusinessDictionary.com (No longer online)

Computing (1 matching dictionary)

16. wastewater: Encyclopedia

Tech (4 matching dictionaries)

17. Glossary of Meteorology (No longer online)
18. Lake and Water Word Glossary (No longer online)
19. Water-Science Glossary of Terms (No longer online)
20. Glossary of Water Resource Terms (No longer online)

(Note: See wastewaters as well.)

Definitions from Wiktionary (wastewater) ▸ noun:  Any water that has been used in some human domestic or industrial activity and, as a result, now contains waste products. Similar: effluent, sewer water, washwater, produced water, sewage, water pollution, waste product, biosolid, domestic hot water, arisings, more... Types: domestic, industrial, agricultural, stormwater, greywater, blackwater, more... Phrases: Wastewater treatment, industrial wastewater, process wastewater, primary wastewater treatment, Industrial wastewater treatment, more... Adjectives: municipal, domestic, industrial, raw, untreated, reclaimed, synthetic, urban, incoming, sanitary, influent Colors:     gray,     brown,     dark green,     murky green,     olive, more... ▸ Words similar to wastewater ▸ Usage examples for wastewater ▸ Idioms related to wastewater ▸ Wikipedia articles (New!) ▸ Popular adjectives describing wastewater ▸ Words that often appear near wastewater ▸ Rhymes of wastewater ▸ Invented words related to wastewater