What it means
They are labels in the page code: visitors usually do not see them, but search engines use them to understand and present the result.
Term in plain language
Meta tags
HTML elements that provide search engines with supporting information about a page.
Why it matters
Incorrect or duplicated meta tags make pages harder to distinguish and can weaken the search snippet.
Example
The title names the service and the description explains the offer without repeating the heading.
Related pageRelated terms
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Title
The HTML document title shown in the browser tab and often used as the search-result heading.
Description
A concise meta description of page content that a search engine may use in the result snippet.
H1
The main visible HTML heading that states the primary topic of a particular page.