something that is lost

loss resulting from failure of a debt to be paid

the amount by which the purchase price of an asset exceeds the selling price; the loss is realized when the asset is sold

decrease in value of an asset due to obsolescence or use

something lost (especially money lost at gambling)

the financial loss of value suffered by holders of cash and (if inflation is unexpected) fixed-rate bonds, as well those on fixed income (not indexed to inflation), due to the effects of inflation; or capital gains tax resulting from inflation.