- noun the time between deciding to place an order and receiving the product
- noun the time between the start of a task and its completion
- The amount of time between when an action is initiated and when it is completed, and thus the amount of time before you want it to be done that you must initiate the action. In commerce, this often refers to how long before you want something to be delivered that you must order it, a time that is likely to be longer if it involves transport from abroad.
- noun the time between placing an order and receiving the goods