non·​point | \ ˌnän-ˈpȯint How to pronounce nonpoint (audio) \

Definition of nonpoint

: being a source of pollution (such as runoff from farmland) that is not confined to a single point also : being pollution or a pollutant that does not arise from a single identifiable source

Examples of nonpoint in a Sentence

Recent Examples on the Web But the bigger culprits are nonpoint sources, the thousands of farms where runoff from fields reaches rivers or other tributaries feeding western Lake Erie. Keith Matheny, Detroit Free Press, "Forecasters: Lake Erie algae bloom shaping up as big and possibly harmful," 13 July 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'nonpoint.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of nonpoint

1977, in the meaning defined above

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The first known use of nonpoint was in 1977

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Cite this Entry

“Nonpoint.” Dictionary, Merriam-Webster, Accessed 14 Aug. 2020.

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