> For the complete documentation index, see [llms.txt](https://usermanual.doctranslate.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://usermanual.doctranslate.io/translate-options/domain.md).

# Domain

This section allows you to select the field or specialization of the document you want to translate. Choosing the correct field helps the application better understand the context and use the most appropriate vocabulary.

Each field has its own terminology, knowledge base, and unique context.

Currently, **Doctranslate.io** supports translation across **34 different professional domains**.

<figure><img src="/files/hICy6r3u9jFsKynThaoQ" alt=""><figcaption></figcaption></figure>