decline in value over a given period of ownership.
(1) In accounting, the process of periodically reducing a fixed asset's book value by charging a portion of the asset's cost as an expense to the period in which it provides a service. (2) To decrease in service capacity or usefulness.
lower the value of something; "The Fed depreciated the dollar once again"
lose in value; "The dollar depreciated again"
To periodically reduce the estimated value of an asset over the course of its useful life.
fall in value or price, as in: A new car will start to depreciate as soon as you drive it off the lot.
to lose value, or decline in price.