Definition of "moldering" [moldering]

• Present participle of molder. (verb)

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• "The warming effect of the CO2 is a legacy that will continue for many centuries after the coal has run out and the ruins of the power plant are moldering away."
• "It's a huge improvement over Pritikin's former quarters in a moldering, dark erstwhile yacht club."
• "Most bookstores refused to carry self-published books, and so often the self-published author had boxes of books moldering in the garage."