Glossaire
Topical authority
The recognition that a site covers a subject in depth, a strong signal for Google and AI engines alike.
Definition
Topical authority is the recognition, by search engines, that a site treats a subject thoroughly and coherently. Rather than judging a single page, engines assess the whole site: does it cover the topic in depth, with content linked together? A site that has authority on a theme ranks better and gets cited more often.
Why it matters
Google and generative engines prefer specialised sources to generalist sites. Building topical authority means moving from "a site that touches on everything" to "the reference on this subject". It is a durable asset: once established, it benefits every new article published within the theme.
In practice
- Cover a topic in clusters: one pillar page and several linked satellite articles.
- Interlink this content with descriptive anchors.
- Publish regularly within the theme rather than scattering topics.
- Demonstrate expertise and reliable sources (E-E-A-T).
- In a multi-blog strategy: each satellite blog reinforces one facet of the theme.