The complete glossary of SEO terms for 2025
I wanted to provide an SEO glossary with up to date SEO terminology, explaining common SEO jargon into tech-free, easy to understand language.
This jargon-busting list of SEO terms has been sorted alphabetically, with complex SEO terminologies broken down into a simple definition for search engine optimization beginners, to help them learn SEO.
Smash your SEO goals with our online SEO Glossary. No geek-speak; short, simple explanations of SEO terms and phrases, with links to more detailed SEO guides
Without further ado, let’s bust the SEO jargon!
#
301 redirects
- Use 301 redirects when you permanently move content to a new URL.
- Implement it at the server level using
.htaccess
(Apache), Nginx, or within your CMS settings (e.g., WordPress plugins like Redirection). - Avoid redirect chains (e.g., A β B β C) as they can slow down page load times and dilute link equity.
- Regularly check for broken links and set up proper redirects using tools like Screaming Frog or Google Search Console.
302 redirects
- Use 302 redirects only when the move is genuinely temporary.
- Avoid using 302 redirects for permanent changes, as it can confuse search engines and harm your rankings.
- Review temporary redirects periodically to ensure they are still relevant.
404 error
- Regularly audit your website for 404 errors using tools like Google Search Console, Screaming Frog, or Ahrefs.
- Set up custom 404 pages with helpful navigation and a search bar to guide users to relevant content.
- Fix 404 errors by redirecting them to appropriate pages or recreating missing content when necessary.
410 error
- Use a 410 status code only when youβre sure the page will never return.
- For pages with valuable backlinks or traffic, set up a 301 redirect instead of a 410.
- Monitor your site for 410 errors to ensure they are intentional and not caused by mistakes.
500 internal server error
500 Internal Server Error
- Check your server logs or contact your hosting provider to identify the cause of the error.
- Common causes include incorrect file permissions, faulty scripts, or exhausted server resources.
- Regularly monitor your site for server errors using uptime monitoring tools like Pingdom or UptimeRobot.
502 Bad Gateway
- Check your hosting providerβs status page to see if there are any known issues.
- Ensure your CDN or proxy service (e.g., Cloudflare) is configured correctly.
- Consider upgrading your hosting plan if your site experiences frequent traffic spikes.
503 Service Unavailable
- Use 503 errors when your site is undergoing maintenance to prevent search engines from crawling broken pages.
- Communicate the downtime to users with a custom 503 error page that includes an estimated time for resolution.
- Avoid prolonged or frequent 503 errors, as they can negatively impact your SEO rankings.
A
AEO
AEO stands for Answer Engine Optimisation. Heavily linked with voice search and featured snippets, it is generally considered an addition to SEO strategy where the focus is on providing instant answers to searchers.
Affiliate Website
An affiliate website exists to sell another websiteβs products or services. Usually, a referral scheme is set up to ensure that advertisers pay commission to the affiliate website.
Affiliate Marketing
Ahrefs
Ahrefs is an all in one SEO tool designed to help grow search traffic through research and monitoring. As the name suggests, initially Ahrefs focussed primarily on backlink data but has subsequently expanded to compete across the entire SEO spectrum against the likes of SEMrush, Majestic and Moz.
Algorithm
Alt Text
Anchor Text
Analytics
Authority
Audits
Alt Attribute
AMP (Accelerated Mobile Pages)
Algorithms Updates
API (Application Programming Interface)
Authorship
Audience Targeting
Authority Sites
B
Backlink
Bounce Rate
Bounce Rate Optimization
Broken Link
Breadcrumb Navigation
Black Hat SEO
Blog Optimization
Bot Traffic
Branded Keywords
Broken Link Building
Business Listings
Buyer Personas
C
Canonical Tag
Cache
Click-Through Rate
Content Marketing
Crawling
Conversion Rate
Content Gap Analysis
Citations
Cloaking
Core web Vitals
Crawl Budget
Content SIlos
D
Dead Links
A dead link, also known as a broken link, is a hyperlink that leads to a webpage that is no longer available or does not exist. Dead links often result in a 404 error, which can negatively impact user experience and SEO rankings.
Dead links can occur for various reasons, including deleted pages, changed URLs, or server issues. Search engines view dead links as a sign of poor site maintenance, which can harm your websiteβs credibility and reduce its chances of ranking well.
Beginner SEOs should regularly check their websites for dead links using tools like Google Search Console, Screaming Frog, or Broken Link Checker. Replace or remove broken links to ensure a seamless user experience and maintain your siteβs authority. Additionally, if you encounter dead links on external websites, consider reaching out to the site owner with a replacement suggestion, such as your own relevant content, as part of a broken link-building strategy.
Deep Linking
Deep linking refers to the practice of linking directly to a specific page or piece of content within a website rather than the homepage. This technique helps users access relevant information quickly and improves the overall user experience.
Deep linking is also beneficial for SEO as it distributes link equity across a website, helping individual pages rank higher in search results. For example, linking to a specific blog post or product page provides value to both users and search engines by highlighting relevant content.
Beginner SEOs should incorporate deep linking into their strategies by identifying high-value internal pages and linking to them from other relevant content. Tools like Google Analytics can help track the performance of deep links and assess their impact on user engagement.
Domain Authority (DA)
Domain Authority (DA) is a metric developed by Moz that predicts how well a website is likely to rank on search engine results pages (SERPs). The DA score ranges from 1 to 100, with higher scores indicating greater ranking potential.
Domain Authority is influenced by factors such as the number and quality of backlinks, site structure, and overall content quality. While DA is not a direct ranking factor used by Google, it provides a useful benchmark for evaluating a siteβs SEO strength.
Beginner SEOs should focus on building high-quality backlinks, creating valuable content, and maintaining a user-friendly website to improve their siteβs DA. Tools like Mozβs Link Explorer or Ahrefs can help track and analyze Domain Authority over time.
Duplicate Content
Duplicate content refers to identical or substantially similar content that appears on multiple pages within a website or across different websites. It can confuse search engines and lead to lower rankings, as they may struggle to determine the most authoritative version of the content.
Common causes of duplicate content include URL variations, printer-friendly pages, or content syndication without proper canonicalization. To resolve duplicate content issues, use canonical tags to indicate the preferred version of a page, and implement 301 redirects when consolidating duplicate pages.
Beginner SEOs should regularly audit their websites for duplicate content using tools like Copyscape or Siteliner. Focus on creating unique, high-quality content that adds value to your audience and stands out from competitors.
Dynamic Content
Dynamic content is web content that changes based on user behavior, preferences, or other variables such as location or device type. Examples include personalized product recommendations, weather updates, or search results tailored to a userβs query.
Dynamic content enhances user experience and engagement by delivering relevant information. However, it can pose challenges for SEO if search engines struggle to index it properly.
Beginner SEOs should ensure that dynamic content is crawlable and indexable by search engines. Implement server-side rendering or use progressive enhancement techniques to provide static HTML versions of dynamic content. Additionally, use structured data markup to help search engines understand the context of the dynamic elements.
Dwell Time
Dwell time refers to the amount of time a user spends on a webpage before returning to the search engine results page (SERP). It is an indicator of user engagement and content relevance.
A longer dwell time suggests that users find the content valuable and engaging, which can positively influence search engine rankings. Conversely, a short dwell time might indicate that the content does not meet user expectations.
Beginner SEOs can improve dwell time by creating high-quality, in-depth content that addresses user intent. Ensure your pages are visually appealing, easy to navigate, and load quickly. Analyzing user behavior through tools like Google Analytics can provide insights into areas for improvement.
Disavow Links
The disavow links tool, available in Google Search Console, allows website owners to tell Google to ignore certain backlinks when evaluating their siteβs ranking. This is typically used to combat spammy or low-quality backlinks that could harm a siteβs reputation and rankings.
Disavowing links should be approached with caution. Begin by conducting a thorough backlink audit using tools like Ahrefs, SEMrush, or Moz. Identify toxic or irrelevant backlinks, and attempt to remove them by contacting the linking siteβs webmaster. Use the disavow tool as a last resort for links that cannot be removed manually.
Beginner SEOs should familiarize themselves with best practices for link building to avoid acquiring harmful backlinks in the first place.
Direct Traffic
Direct traffic refers to website visits that occur without a referring source, such as search engines or other websites. This typically happens when users type a URL directly into their browser or access the site via bookmarks.
Direct traffic is an important metric for evaluating brand awareness and user loyalty. However, it can sometimes include misclassified traffic from sources like untagged campaigns or mobile apps.
Beginner SEOs should monitor direct traffic in analytics platforms like Google Analytics. To improve direct traffic, focus on building a strong brand presence through offline marketing, email campaigns, and providing memorable URLs.
DoFollow Links (DF links)
A dofollow link is a type of hyperlink that allows search engines to follow it and pass link equity (or “link juice”) to the linked page. These links are crucial for SEO as they contribute to a pageβs authority and ranking potential.
Most standard hyperlinks are dofollow by default. However, links can be marked as nofollow to prevent the transfer of link equity. For example, nofollow tags are commonly used for sponsored or user-generated content.
Beginner SEOs should focus on acquiring dofollow links from reputable websites by creating valuable content, networking with industry peers, and leveraging guest blogging opportunities.
Data-Driven SEO
Data-driven SEO involves using analytics and data to inform and optimize SEO strategies. This approach ensures decisions are based on objective insights rather than guesswork or assumptions.
Key elements of data-driven SEO include keyword research, competitor analysis, user behavior analysis, and performance tracking. Tools like Google Analytics, SEMrush, and Ahrefs are invaluable for gathering and interpreting data.
Beginner SEOs should start by setting clear goals and KPIs for their SEO campaigns. Regularly review data to identify trends, measure success, and adjust strategies as needed to achieve desired outcomes.
Dropdown navigation
Dropdown navigation is a menu style where additional options appear when a user hovers over or clicks a main navigation item. It is commonly used on websites with complex structures or multiple categories.
While dropdown navigation enhances user experience by organizing content efficiently, it can pose challenges for SEO if search engines have difficulty crawling the links.
Beginner SEOs should ensure dropdown menus are crawlable by search engines and use descriptive anchor text for the links. Implementing a logical site hierarchy and including key pages in the main navigation can also improve both usability and SEO performance.
E
Evergreen content
Evergreen content refers to web content that remains relevant and valuable over time, without being tied to a specific date or trend. Unlike time-sensitive content such as news articles, evergreen content provides consistent traffic and engagement due to its long-lasting value. Examples include how-to guides, tutorials, product reviews, and comprehensive industry overviews. The benefit of evergreen content is that it can continue to attract search engine traffic for months or even years after it is published.
Practical Advice for Beginners: When creating evergreen content, focus on topics that have a sustained interest. Research keywords that are consistently searched and avoid those related to specific dates or fleeting trends. Ensure your content is comprehensive, includes relevant subheadings, and answers common questions in your niche. Update the content periodically to maintain its freshness and optimize it with new keywords as they emerge.
Entity
In SEO, an entity refers to a distinct, identifiable item that is recognized and understood by search engines, like a person, place, thing, or concept. Unlike keywords, entities provide search engines with context about content. For instance, “Apple” could refer to the fruit or the tech company, but search engines understand the difference based on context. Search engines use entities to improve the accuracy and relevance of search results.
Practical Advice for Beginners: To optimize content for entities, use clear and specific terms that help search engines understand your topic. Structured data markup (such as Schema.org) can be applied to your content to identify entities and improve how search engines interpret your information. Research which entities are most relevant in your field and strategically incorporate them into your content to improve its search engine visibility.
Exit Rate
Exit rate is the percentage of visitors who leave a website from a specific page, without visiting any other page on the same website. It is different from the bounce rate, which measures visitors who leave a site after viewing only one page. A high exit rate on a particular page may indicate that users are finding what they need on that page but not navigating further.
Practical Advice for Beginners: To reduce exit rates, make sure that the content on each page is engaging and includes clear calls to action (CTAs). Ensure that internal linking is used effectively to guide users to related content and encourage them to explore more pages. Monitoring exit rates using tools like Google Analytics can help identify which pages have high exit rates and why.
Expertise, Authoritativeness, and Trustworthiness (E-A-T)
E-A-T is a framework used by search engines, especially Google, to evaluate the quality of content and websites. Expertise refers to the depth of knowledge on a topic, authoritativeness is the siteβs credibility in its field, and trustworthiness means users can rely on the site for accurate, safe information. High E-A-T content is more likely to rank well in search results, especially for topics that require accuracy, such as health or finance.
Practical Advice for Beginners: Improve E-A-T by ensuring that your content is written by experts or contributors with qualifications in the subject matter. Link to credible sources and include author bios that establish credibility. Regularly update content to keep it relevant and accurate. In industries where E-A-T is critical, consider featuring testimonials, user reviews, and certifications to build trust.
Emojis and SEO
Emojis are graphic symbols used in content to express emotions, ideas, or represent objects. While they are popular in social media and casual writing, using them in SEO-focused content can be a double-edged sword. Emojis can grab attention and improve click-through rates but may impact readability and search engine understanding.
Practical Advice for Beginners: Use emojis sparingly and only if they add value or relevance to the content. Ensure they donβt distract or detract from the main message. For SEO, focus on readability, and if emojis align with your audienceβs preferences, include them strategically in titles, meta descriptions, or social shares.
Engagement Metrics
Engagement metrics refer to data points that measure user interactions with a website. Common engagement metrics include time on page, pages per session, and scroll depth. These metrics are important for SEO because they signal to search engines whether users find the content valuable. High engagement metrics indicate that users are staying longer, interacting with the content, and finding it relevant.
Practical Advice for Beginners: Create content that is easy to read, informative, and engaging by using subheadings, bullet points, and images to keep users interested. Improve page load speed to reduce bounce rates and enhance user experience. Analyze engagement metrics using tools like Google Analytics and adjust your content based on user behavior.
External Linking
External linking refers to the practice of linking to other websites from your own content. These links help connect your site to relevant, authoritative resources, providing additional context for your audience and demonstrating that your content is well-researched. External links can also boost trustworthiness and enhance the value of your content.
Practical Advice for Beginners: Always link to high-quality, relevant sites that add value to your content. Avoid excessive linking, as this can appear spammy and may negatively affect your SEO. When linking externally, use descriptive anchor text and open the link in a new tab so that users remain on your site.
Exploitative Content
Exploitative content refers to content that manipulates users or uses deceptive practices to drive traffic. This can include clickbait titles, misleading headlines, or content that sacrifices value for sensationalism. Such content can attract high bounce rates and damage a siteβs reputation with search engines.
Practical Advice for Beginners: Prioritize creating content that delivers on the promise of the headline and provides value to your audience. Use clear, accurate, and descriptive titles that reflect the content of the page. Avoid sensational language that misrepresents what users will find when they click.
entry page
An entry page is the first page a user lands on when they visit a website. This could be the homepage, a landing page, or any other page that leads to further engagement. Entry pages are important for understanding user behavior and how visitors navigate through a website.
Practical Advice for Beginners: Optimize entry pages with clear navigation, engaging content, and CTAs that guide users to other parts of the site. Ensure the page loads quickly and is optimized for mobile users. Use analytics to understand how users interact with entry pages and adjust the layout or content based on data-driven insights.
e-commerce SEO
E-commerce SEO refers to the specific practices used to optimize an online store or marketplace to improve its search engine rankings. This involves optimizing product pages, category pages, and using structured data markup to help search engines understand the siteβs products and content better.
Practical Advice for Beginners: Use relevant keywords in product titles, descriptions, and metadata. Optimize images with descriptive alt text and ensure your site is mobile-friendly since many users shop via their phones. Implement user-generated content, such as reviews, to boost SEO and credibility. Regularly update product pages with new content, promotions, and detailed specifications.
F
Ba
AEO stands for Answer Engine Optimisation. Heavily linked with voice search and featured snippets, it is generally considered an addition to SEO strategy where the focus is on providing instant answers to searchers.
G
Ba
AEO stands for Answer Engine Optimisation. Heavily linked with voice search and featured snippets, it is generally considered an addition to SEO strategy where the focus is on providing instant answers to searchers.
H
Ba
AEO stands for Answer Engine Optimisation. Heavily linked with voice search and featured snippets, it is generally considered an addition to SEO strategy where the focus is on providing instant answers to searchers.
I
Ba
AEO stands for Answer Engine Optimisation. Heavily linked with voice search and featured snippets, it is generally considered an addition to SEO strategy where the focus is on providing instant answers to searchers.
J
Ba
AEO stands for Answer Engine Optimisation. Heavily linked with voice search and featured snippets, it is generally considered an addition to SEO strategy where the focus is on providing instant answers to searchers.
K
Ba
AEO stands for Answer Engine Optimisation. Heavily linked with voice search and featured snippets, it is generally considered an addition to SEO strategy where the focus is on providing instant answers to searchers.
L
Ba
AEO stands for Answer Engine Optimisation. Heavily linked with voice search and featured snippets, it is generally considered an addition to SEO strategy where the focus is on providing instant answers to searchers.
M
Ba
AEO stands for Answer Engine Optimisation. Heavily linked with voice search and featured snippets, it is generally considered an addition to SEO strategy where the focus is on providing instant answers to searchers.
N
Ba
AEO stands for Answer Engine Optimisation. Heavily linked with voice search and featured snippets, it is generally considered an addition to SEO strategy where the focus is on providing instant answers to searchers.
O
Ba
AEO stands for Answer Engine Optimisation. Heavily linked with voice search and featured snippets, it is generally considered an addition to SEO strategy where the focus is on providing instant answers to searchers.
P
Ba
AEO stands for Answer Engine Optimisation. Heavily linked with voice search and featured snippets, it is generally considered an addition to SEO strategy where the focus is on providing instant answers to searchers.
Q
Ba
AEO stands for Answer Engine Optimisation. Heavily linked with voice search and featured snippets, it is generally considered an addition to SEO strategy where the focus is on providing instant answers to searchers.
R
Ba
AEO stands for Answer Engine Optimisation. Heavily linked with voice search and featured snippets, it is generally considered an addition to SEO strategy where the focus is on providing instant answers to searchers.
S
Search Engines
Search engines are software systems designed to search for information on the web and provide users with the most relevant results based on their queries. Popular search engines include Google, Bing, and Yahoo. Search engines use complex algorithms to rank pages based on various factors such as relevance, quality of content, and user engagement.
Practical Advice for Beginners: Understand how different search engines rank content and make adjustments to optimize for the one that generates the most traffic for your audience. Conduct keyword research to align with how search engines process user queries and adjust your content strategy accordingly. Ensure your website is mobile-friendly, as search engines like Google prioritize mobile-first indexing.
Site Speed
Site speed, or energy efficiency, refers to how quickly your web pages load when a user visits them. Faster loading pages provide a better user experience and are rewarded with higher search engine rankings. A slow site can lead to high bounce rates and negatively impact SEO.
Practical Advice for Beginners: Use tools like Google PageSpeed Insights or GTmetrix to identify areas for improvement. Optimize images, enable browser caching, reduce server response time, and use a content delivery network (CDN) to improve page load speed. Prioritize mobile optimization, as many users access websites on their smartphones, and loading speed is essential for both user experience and SEO.
T
Ba
AEO stands for Answer Engine Optimisation. Heavily linked with voice search and featured snippets, it is generally considered an addition to SEO strategy where the focus is on providing instant answers to searchers.
U
Ba
AEO stands for Answer Engine Optimisation. Heavily linked with voice search and featured snippets, it is generally considered an addition to SEO strategy where the focus is on providing instant answers to searchers.
V
Ba
AEO stands for Answer Engine Optimisation. Heavily linked with voice search and featured snippets, it is generally considered an addition to SEO strategy where the focus is on providing instant answers to searchers.
W
Ba
AEO stands for Answer Engine Optimisation. Heavily linked with voice search and featured snippets, it is generally considered an addition to SEO strategy where the focus is on providing instant answers to searchers.
X
Ba
AEO stands for Answer Engine Optimisation. Heavily linked with voice search and featured snippets, it is generally considered an addition to SEO strategy where the focus is on providing instant answers to searchers.
Y
Ba
AEO stands for Answer Engine Optimisation. Heavily linked with voice search and featured snippets, it is generally considered an addition to SEO strategy where the focus is on providing instant answers to searchers.
Z
Ba
AEO stands for Answer Engine Optimisation. Heavily linked with voice search and featured snippets, it is generally considered an addition to SEO strategy where the focus is on providing instant answers to searchers.
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