SEO and growth glossary

A Terms and Definitions

89 plain-English definitions begin with A. Showing page 3 of 3.

A definitions, page 3

Author entity for AI: A representation of an author designed to be recognized and surfaced by AI answer systems.
Author tag: A meta tag historically used to indicate page authorship, including the deprecated rel author markup.
Authoritativeness: One of the four EEAT factors, referring to the standing of a creator or site within its field.
Authority Score: Semrush's proprietary 0 to 100 metric representing overall domain authority.
Average engagement time: A GA4 metric measuring the average time the website was in focus per user during a session.
Average order value: The mean revenue value of a single completed transaction.
Average position: The mean ranking position of a page across the impressions it received for a given query or query set.
Average session duration: The average length of a user session on a site, traditionally reported by Universal Analytics.
AVIF: An image format derived from AV1 video coding, offering high compression efficiency for web images.