Sandpile

noun

Definitions

Noun
  1. 1
    A pile of sand.

    "Near-synonym: sandhill"

  2. 2
    a plaything consisting of a pile of sand or a box filled with sand for children to play in wordnet
  3. 3
    Any of several models in which a series of connected nodes interact with their neighbours according to fixed rules.

Etymology

From sand + pile.

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