Ahrefs
An SEO analysis platform covering backlinks, keywords and website audits. Its metrics are provider estimates rather than scores assigned by Google.
Definition and sourcesKNOWLEDGE / FROM A TO Z
Glossary
Technology, explained clearly. Find a term, choose a letter or narrow the topic. Definitions include sources and their review date.
Terms 4 / 685
Clear filtersAI Overviews
AI-generated summaries in Google results that may include source links. Availability depends on the query and market; website inclusion is not guaranteed.
Definition and sourcesALT attribute
An HTML attribute providing a text alternative for an image. It supports people using screen readers. The text depends on the image's purpose; purely decorative images normally use an empty alt. It is not a keyword list.
Definition and sourcesAnchor text
The visible text of a clickable link. It should describe the destination clearly and fit the context rather than mechanically repeat keywords.
Definition and sources