Definition of primary treatment in English:

primary treatment

Line breaks: pri|mary treat|ment

noun

[mass noun]
The sedimentation and removal of most suspended matter from sewage effluent: [as modifier]: a primary treatment plant
More example sentences
  • Five out of seven sewage treatment facilities in the Greater Vancouver Regional District provide primary treatment of sewage.
  • Most Canadian cities, especially those on the west coast, provide only primary treatment to sewage.
  • At the time many mills did not have primary treatment for mill effluents (for example, the use of a settling pond) and fewer still had secondary treatment ponds, which used aerobics to reduce drastically the pollution risk.

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day antebellum
Pronunciation: ˌantɪˈbɛləm
adjective
occurring or existing before a particular war…