# JavaScript Engine

Software that reads and executes JavaScript code.

## What is **JavaScript Engine** in JavaScript?

**JavaScript Engine** — Software that reads and executes JavaScript code.

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

Updated: September 27, 2026

Source: https://www.ask-codey.com/glossary/javascript-engine