Quick summary
- Term
- Duplicate Content
- Plain-English definition
- Duplicate content is substantially similar content available at multiple URLs.
- Technical definition
- Duplicate content is substantially similar content available at multiple URLs.
- Commonly confused with
- Related domain, DNS, registrar, API, or agent-infrastructure terms.
- Related terms
- Canonical URL, SEO, Sitemap
Definition
Duplicate content is substantially similar content available at multiple URLs.
Why it matters
Search engines may struggle to choose the main page unless canonical URLs and redirects are used correctly.