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SEO Term Definition

Meta Description

A meta description is an HTML tag that provides a brief summary of a web page's content. While not a direct ranking factor, it appears as the snippet under the page title in search results and significantly influences CTR.

Reviewed by Alexander Yarovenko · Updated: 2026-09-22

What is a Meta Description?

A meta description is an HTML tag (<meta name="description">) placed in the <head> of a web page that provides a short summary of the page's content. It appears in search results as the descriptive text beneath the page title and URL — influencing whether users click on your result.

Meta Description HTML

<head>
  <meta name="description" content="Your 150–160 character summary here. Include the target keyword and a compelling reason to click.">
</head>

Meta Descriptions and SEO

Meta descriptions are not a direct ranking factor — Google has confirmed this. However, they indirectly affect SEO by:

  • Influencing CTR (higher CTR = more organic traffic without ranking changes)
  • Google may bold keywords from the query in your meta description, increasing visual prominence

Note: Google rewrites meta descriptions approximately 70% of the time, particularly for long queries or when it judges the original description inadequate.

Best Practices

  • Length: 150–160 characters for desktop; 120 characters for mobile
  • Include the primary keyword — it may be bolded in the SERP
  • Write as ad copy — what benefit does the user get? Why should they click?
  • Be specific — vague descriptions like "We offer the best services" don't drive clicks
  • Include a CTA — "Learn how...", "Get your free...", "Compare..."
  • Unique per page — duplicate meta descriptions across pages waste the opportunity
  • Match the page's content — misleading descriptions increase bounce rate

Editorial decision

Write a truthful page-specific summary; Google may select different page text for a query.

Validation

Check uniqueness, rendered relevance, truncation and query-level snippets on representative live pages and record the result.

Primary references