SEO Glossary & Terms

SEO Glossary of Definitions & Terms:

Welcome to the SEO Glossary of Definitions & Terms! This resource aims to provide clear and concise explanations of the most important terms and concepts in search engine optimization (SEO). Whether new to SEO or looking to refresh your knowledge, this glossary can help you better understand the language and strategies behind effective search engine marketing.



Analytics is a crucial aspect of SEO, encompassing the systematic collection, examination, and interpretation of data to facilitate informed decision-making. It is instrumental in measuring past performance and determining future strategies.


AJAX is a programming technique that updates web pages without reloading, improving user experience. AJAX updates web pages in the background without reloading, enhancing user experience.

Artificial Intelligence (AI)

Artificial Intelligence (AI) refers to computer technology that enables machines to learn and make decisions without human intervention. In the context of SEO, AI can help improve the analysis of large data sets and optimize search results for better performance.


Search engines use an algorithm to deliver relevant search results to users by analyzing various factors and signals associated with web pages. These algorithms are updated regularly to enhance the accuracy and relevance of search results.

Accelerated Mobile Pages (AMP)

Accelerated Mobile Pages (AMP) is an open-source HTML framework that delivers fast-loading web pages on mobile devices. AMP is a criterion for gaining visibility in the news Top Stories carousel.



B2B refers to transactions between businesses. B2B SEO targets professional decision-makers with a longer buying cycle and expensive products/services.


A backlink is a relation from another website to your website. SEO is important because it can boost your website’s credibility and visibility.

Black Hat

Black Hat SEO unethical practices against Google’s Guidelines, resulting in penalties or removal from Search.

Black Box

The black box in SEO refers to a complex computer program with confidential processes only observed by inputs and outputs.

Bounce Rate

Bounce rate refers to the proportion of website visitors who navigate away from a site after only viewing a single page.



The cache is a technology that temporarily stores web content, such as images, to reduce page loading times.

Canonical URL

A canonical URL is an HTML element that reduces duplicate content by specifying a preferred website URL for SEO.


Competition in the context of SEO refers to two types:

1. Direct competitors: Those who sell similar products/services and target the same audience.

2. SEO competitors: who compete for the same keywords and search visibility but with different offerings.

CSS (Cascading Style Sheets)

CSS is a style sheet language describing how HTML elements should appear on webpages and adapt to different devices.


Deep Link

A hyperlink that leads users to a specific webpage or content within an app.

In mobile apps, deep links open a particular feature or screen, aiding app indexing for better search visibility.

Dead-End Page

A Dead-End Page is a webpage with no outgoing links, leading users to a dead-end. It negatively impacts user experience and SEO.


A domain is a website’s address, such as It’s a unique online identity and influences branding and search rankings.


De-index refers to removing a website or webpage from search engine results voluntarily or as a penalty for violating guidelines. It’s also known as delisting.



E-commerce refers to the buying and selling of products or services online. It involves various digital marketing strategies to attract and convert customers, including SEO.

External link

External links are hyperlinks from one website to another. They impact SEO by indicating website authority and relevance.

Engagement Metrics

Engagement metrics are the measurements used to assess how users interact with web pages and content. Examples of engagement metrics include:

  • Click-through rate.
  • Conversion rate.
  • Bounce rate.
  • Time on page/site.
  • They were returning visitors.
  • Frequency.
  • And dwell time.


Featured Snippet

A Featured Snippet is a special box above search results that summarizes information in response to certain queries. This feature includes the publication date, page title, link to the webpage source, and URL.

The Fold

In web design, the fold refers to the part of a webpage that is visible to the user without requiring them to scroll down.

First Link Priority

First Link Priority is an SEO concept that suggests Google considers the first link’s anchor text to a page more influential.

Footer Link

Footer links refer to links that appear in the bottom section of a website. They are an important aspect of website navigation and can improve user experience.


Google Analytics

Google Analytics is a free web analytics program that helps track audience behavior, traffic sources, and content performance.

Guest Blogging

Guest Blogging is a link-building strategy where you create valuable content for other websites in exchange for a backlink to your website.


Googlebot or search engine bots is Google’s web crawler that finds and indexes new websites and pages by following links.

Google Search Console

Google Search Console is a gratis tool that helps website owners monitor their site’s indexing and performance and receive manual action notifications.



The “Heading” in SEO Glossary refers to the HTML heading tags (H1-H6) that separate content into sections based on importance. Using these tags naturally and incorporating target keywords may benefit a small SEO.


HTML is code used to create webpages. HTML tags can improve SEO by helping search engines understand site structure and content.

Hub Page

A Hub Page is a centralized resource dedicated to a specific keyword or topic, continually updated and linked to, with outbound links to relevant pages. It serves as an authoritative source of information and improves SEO.


Inbound Link

The Inbound links is a hyperlink from an external website that leads to a page on your website, also known as a backlink.

Image Compression

Image compression is crucial for optimizing website performance and improving user experience. Limiting the file size of images can minimize load times, leading to faster page speeds and increased engagement.

IP Address

An Internet Protocol (IP) address is a distinct numerical label entrusted to every device connected to the internet. In the context of websites, there are two types of IP addresses:

1. shared IP address

2. dedicated IP address

Internal Link

Internal links direct users from one page on a webpage to another page on the same website. They are important for user experience and search engine optimization (SEO).


JavaScript (JS)

JavaScript (JS) is a versatile programming language that enables the dynamic insertion of various website elements, including content, links, and metadata.



The word or phrase that SEO professionals or marketers target for ranking in search engine results pages. It helps search engine crawlers determine which pages are most relevant to show when a user searches. Keywords represent topics, ideas, or questions.

Keyword Stemming

Keyword stemming is a search engine optimization (SEO) process to improve a website’s visibility in organic search results.


KPI is a metric used by businesses to measure progress toward marketing and business objectives.

Knowledge Panel

The Knowledge Panel is a box that appears at the top or right rail of Google’s search results. It contains information and links to relevant queries.

Keyword Prominence

Keyword prominence is different than keyword research. It is an essential SEO strategy that strategically places a keyword at the beginning of a web page to improve its ranking.



A Lead refers to an individual who expresses potential interest in a business’s products or services by willingly sharing their personal information, including email address, in exchange for valuable website content.

Landing Page

  • A standalone landing page is designed to capture leads or generate conversions.
  • It provides specific information or offers to encourage visitors to take a desired action.


A link connects web pages and affects search engine rankings. It is clickable and leads to other web pages or apps.

LSI (Latent Semantic Indexing)

Latent Semantic Indexing (LSI) is an information retrieval technique that assists search engines in understanding the context of a word.

Long-Tail Keyword

  • Long-tail keywords are specific, multi-word phrases indicating high purchase intent.
  • They have low search volume and are easier to rank for than broader keywords.


ML (Machine Learning)

Machine Learning is an AI subset that uses data to learn complex processes without human intervention. It’s used in SEO to optimize search results.

Meta Description

Meta Description is a crucial HTML tag in a webpage’s head section. It concisely summarizes the page’s content and often appears as a snippet displayed in search engine results.

Mobile-first Indexing

Mobile-first indexing is when Google primarily indexes the mobile version of a website for SEO ranking and indexing.

Meta Keywords

Meta Keywords are a tag in HTML. Search engines no longer use it for ranking due to keyword stuffing. Focus on creating quality content and optimizing for relevant keywords instead.


A measurable value assesses SEO performance, e.g., website traffic, keyword rankings, and conversion rates.



In the SEO Glossary, a “niche” refers to a specific market or area of interest focused on a small group of highly-passionate people.


No-follow is an HTML attribute instructing search engines not to follow a specific link. It prevents link juice transfer.

Negative SEO

Negative SEO is a malicious tactic in which unethical webspam techniques are utilized to intentionally harm the search rankings of another website, typically a competitor’s.


On & Off Page SEO

On-Page SEO refers to optimizing a website’s content and structure to enhance its search engine ranking.

Off-Page SEO refers to the actions taken outside of a website, such as a link building, to improve its search engine ranking.

Organic traffic

Organic traffic refers to the travelers that come to your website through unpaid search engine results. It is a crucial metric in measuring the effectiveness of your SEO efforts.

Outbound Link

An Outbound Link is a hyperlink that takes a user from a webpage to a different website. It helps establish authority and relevance.


Page Speed

Page speed refers to the time it takes for a webpage to load fully. It is a ranking factor in SEO.

Page Title

Page Title: A brief description of a webpage’s content displayed in the browser’s top bar. It’s important for SEO.

Page Rank

PageRank is an algorithm developed by Google to evaluate the significance of a webpage based on the quantity and quality of incoming links from other pages.

People Also Ask

The “People Also Ask” feature is a prominent component of Google’s search results page that presents users with related questions about their original query.


Query Deserves Freshness(QDF)

(QDF) Query Deserves Freshness is an algorithm search engines use to prioritize recently published or updated web pages for certain search queries.

Quality Content

Quality content is valuable, informative, and engaging, satisfying user intent and providing a positive user experience.


A query is a term used to describe the words or phrases that a user enters into a search engine.

Quality Link

A Quality Link is an inbound link from a relevant, authoritative, and trustworthy website, which can boost a site’s search engine ranking.


Ranking Factor

Ranking Factor is an individual component within a complex series of algorithms search engines use to determine webpage relevance.


Redirection is a crucial technique in search engine optimization (SEO) used to redirect a webpage from one URL to another.

Responsive Website

A responsive website is a design approach that ensures a website can adapt dynamically to fit any screen size, whether a desktop or mobile device.

Rich Snippet

A Rich Snippet is an enhanced listing displayed in the SERPs, generated by adding structured data to a website’s HTML, providing contextual information to search engines during crawling.

ROI (Return on Investment)

ROI in SEO refers to the return on investment from implementing search engine optimization strategies. It measures the profitability of SEO efforts.


Search Engine Optimization (SEO)

SEO is optimizing a website to appear prominently in search engine results. It involves understanding search engines, keywords, and user intent. Successful SEO combines technical and marketing strategies. On-page and off-page SEO are two essential components.

Seed Keyword

Seed Keyword: In SEO, a term or phrase used as the foundation for creating targeted content optimized for search engines, attracting relevant traffic to your website.


Schema is a structured data markup language that allows website owners to provide search engines with more detailed information about their content.

SERP (Search Engine Results Page)

The Search Engine Results Page (SERP) is the page search engines display after a search query. Search features include ads, featured snippets, images, and local packs. Understanding SERP is essential for an effective SEO strategy.

  • News
  • Related questions
  • Related searches
  • Shopping Results
  • Sitelinks
  • Tweets
  • Videos


A sitemap is a file that lists all the pages on a website, helping search engines crawl and index them. It comes in two types:


2. XML.

SSL Certificate

An SSL Certificate is a digital certificate that authenticates website identity and encrypts information sent to the server.


Top-Level Domain (TLD)

A Top-Level Domain (TLD) is the last part of a website’s domain name, like .com or .org. It’s important for SEO and can indicate a website’s purpose or location.


Traffic refers to website visitors, including bots. It’s a crucial metric for evaluating website performance.

Title Tag

Title Tag: HTML meta tag with a webpage’s title. <65 characters, relevant keywords, and readable for people and search engines.

Time on Page

Time on Page is a metric used in web analytics that measures the amount of time a user spends on a specific web page.


Universal Search

Universal Search is a search engine feature that combines various types of results (images, videos, news, etc.) on one SERP.

User-Generated Content (UGC)

UGC is any content created by customers/users (e.g., videos, reviews). It adds credibility to a brand/website and helps SEO.

User Experience (UX)

User Experience (UX) is the impression users have of a brand after interacting with its online presence and product/services.


A URL is a web address that leads to a specific resource. It’s important in SEO for improving search rankings.


Virtual Assistant (VA)

A Virtual Assistant bot uses natural language processing to perform tasks like web searches. Examples include Siri and Cortana.

Vertical Search

Vertical Search is a specialized search for a specific topic or media, such as YouTube for video or Amazon for shopping.

Voice Search

Voice Search is a technology that enables users to perform online searches or ask questions by speaking into a device.



A website is a group of web pages for sharing information or services.

White Hat

White Hat refers to ethical SEO tactics that follow Google’s guidelines.

Word Count

Word Count refers to the total number of words in a content.

Website Navigation

Website navigation refers to how a website connects its pages to help visitors navigate it.


XML Sitemap

XML Sitemap is a file that lists a website’s pages for search engines to crawl and index efficiently, improving visibility and rankings.


XML stands for Extensible Markup Language, which provides a flexible way to create structured data.



Yandex is a popular search engine in Russia founded in 1997. It offers advanced search algorithms and additional online services like email and maps.


Yahoo is a search engine and portal that launched in 1994. It used Google’s search technology until 2004 and now uses Bing.


Zero Click Searches

Zero-click searches are search results that provide answers without clicking. It affects website traffic and SEO strategy.


From SEO keywords to the importance of URLs and Google’s core algorithm, this blog post has covered a wide variety of SEO glossary terms and definitions. You now have a better understanding of how SEO works, you’re well-versed in the jargon, and most importantly, you know how to use it to help make your website an effective tool.

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