accumulated depreciation. The total depreciation currently recorded on an asset. • On the balance sheet, an asset’s total cost less accumulated depreciation reflects the asset’s book value.
— Also termed accrued depreciation.
annual depreciation. The annual loss to property due to regular wear and tear.
functional depreciation. Depreciation that results from the replacement of equipment that is not yet worn out, but that is obsolete in light of a new invention or improved machinery allowing more efficient and satisfactory production.