Definition

Noun: A push-down list is a data structure in which the next item to be removed is always the item that was most recently stored. This principle is known as "Last-In, First-Out" (LIFO). It operates like a stack of physical items, where you can only add or remove from the top.

Usage

This term is primarily used in computer science and programming to describe a specific method of organizing and managing data. * The function uses a push-down list to keep track of recursive calls. * Implementing this algorithm requires a push-down list to store the operators.

Advanced Usage

• Formal Context: In formal computer science literature, a "push-down list" is often synonymous with a stack, which is a more common term. The "push" operation adds an item to the top of the list, and the "pop" operation removes the most recent item.
  • The parser's efficiency relies on its push-down list for handling nested structures.

Variants and Related Words

• Stack (n): The most common synonym for a push-down list in computing.
• LIFO list (n): An acronym-based term (Last-In, First-Out) describing the same behavior.
• Push-down stack (n): A compound term that combines both names.
• Pop (v): The action of removing the top item from a push-down list.
• Push (v): The action of adding a new item to the top of a push-down list.

Synonyms

• Stack
• LIFO list
• Push-down stack

Antonyms

• Queue: A data structure where the next item removed is the item (First-In, First-Out or FIFO).
• FIFO list: A list operating on a First-In, First-Out principle.

Noun

1. a list in which the next item to be removed is the item most recently stored (LIFO)