Meaning & use
Pushdown
Last updated
Describing a data structure or mechanism in which the most recently added item is the first to be removed, especially a stack in computing.
See it in a sentence
The compiler uses a pushdown automaton to parse nested expressions.
Data is added to and removed from the pushdown stack in last-in, first-out order.
A note on using this word
Widely used in computer science, especially in the term 'pushdown stack' or 'pushdown automaton', which models last-in-first-out storage.
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