Part of speech: noun

Earth deposited by water.

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Usage examples "alluvium":

  1. Older alluvium or drift. - "The Student's Elements of Geology", Sir Charles Lyell.
  2. Absence of Human Bones in tool- bearing Alluvium, how explained. - "The Antiquity of Man", Charles Lyell.
  3. Still it was within the dominions of the Assyrian monarch of the time, and any attack upon it would have been an insult and a challenge to the great power of Upper Mesopotamia, which ruled from the alluvium to the mountains. - "Ancient Egypt", George Rawlinson Other: Arthur Gilman.