Instructions that store and retrieve an item on a stack. Push enters an item on the stack, and pop retrieves an item, moving the rest of the items in the stack up one level. See stack.
"push/pop." YourDictionary, n.d. Web. 16 May 2018. <http://www.yourdictionary.com/push-pop>.
push/pop. (n.d.). Retrieved May 16th, 2018, from http://www.yourdictionary.com/push-pop