bottomset beds

plural noun

Definition of bottomset beds

: layers of sedimentary material lying along the bottom of a body of water near the point of entry of a stream, the material having been carried to the area by the entering stream and being subsequently covered by foreset beds and topset beds in the formation of a delta

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Cite this Entry

“Bottomset beds.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bottomset%20beds. Accessed 9 Aug. 2020.

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