SEO and growth glossary
X Terms and Definitions
5 plain-English definitions begin with X. Showing page 1 of 1.
All X definitions
- X pack
- Another name for the Twitter pack SERP feature, updated for the X rebrand.
- X-default
- A hreflang value indicating the default version of a page for users not matching other targets.
- X-Frame-Options
- An HTTP header that controls whether a page may be embedded in iframes.
- X-Robots-Tag
- An HTTP response header version of the robots meta tag, applicable to non-HTML resources.
- XML sitemap
- An XML file listing site URLs to aid crawler discovery and indexing.