Noun depletion has 2 senses
  1. depletion - the act of decreasing something markedly
    --1 is a kind of
    decrease, diminution, reduction, step-down
    --1 has particulars: consumption, using up, expenditure; exhaustion; drain
    Derived form: verb deplete1
  2. depletion - the state of being depleted
    --2 is a kind of
    temporary state
    --2 has particulars: salt depletion
    Derived form: verb deplete1
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