alluvial plain


Definition of alluvial plain

  1. 1 :  a level or gently sloping flat or a slightly undulating land surface resulting from extensive deposition of alluvial materials by running water

  2. 2 :  a plain formed by lateral coalescence of alluvial fans a piedmont alluvial plain — compare bajada

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First Known Use of alluvial plain


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feeling or affected by lethargy

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