# Document node

The DOM node representing the whole document and serving as the tree's root.

## What is **Document node**?

**Document node** — The DOM node representing the whole document and serving as the tree's root.

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

Updated: September 27, 2026

Source: https://www.ask-codey.com/glossary/document-node