subbasin

noun

sub·​ba·​sin ˌsəb-ˈbā-sᵊn How to pronounce subbasin (audio)
variants or sub-basin
plural subbasins or sub-basins
: a geologic basin formed within or as part of another basin
sediment samples taken from the subbasins of the watershed

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Word History

First Known Use

1832, in the meaning defined above

Time Traveler
The first known use of subbasin was in 1832

Dictionary Entries Near subbasin

Cite this Entry

“Subbasin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/subbasin. Accessed 2 Oct. 2022.

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