The front-to-back placement of an object relative to other objects in a picture or document.
— Computer ScienceTo arrange in a sequence, such as alphabetic or numeric.
— Computer ScienceA confirmed request for delivery of goods and services based on specified terms. An order is a quote that has been accepted by a customer.
— Computer ScienceThe order in which objects are placed in a layer. An object higher in the stack will cover up (appear on top of) one lower in the stack.
— Computer Science