# Abstract Syntax Tree

A tree representation of source-code structure used by parsers and tools.

## What is **Abstract Syntax Tree** in JavaScript?

**Abstract Syntax Tree** — A tree representation of source-code structure used by parsers and tools.

Level: Master · [More JavaScript terms at this level](https://www.ask-codey.com/glossary/subjects/javascript/master)

Updated: September 27, 2026

Source: https://www.ask-codey.com/glossary/abstract-syntax-tree