SEO Glossary – 101 SEO Term

This is most definitely the biggest list on the internet of SEO terms with short definitions you should know. So, next time you read a monthly report from SEO consultant, you will actually understand it!
Let us start from the very beginning.

1. SEO – Search Engine Optimization
– The act of altering a web page so that it does well in organic listings of search engines.

2. SERP – Search Engine Results Page.
-SERP presents a listing of web pages that a search engines shows a user once they have entered a query for their search.

3. PR – Page Rank.
– Page Rank was a metric  Google used to measure importance of pages around the web. The basic idea behind this algorithm is the fact that a link from page 1 to page 2 can be seen as a vote. The higher the number of links to a page, the higher the probability that such page is important.

4. SEM – Search Engine Marketing
– SEM encompasses SEO and search engine paid advertising options. Basically marketing a web page. Whether this be improving rank in organic listings, purchasing paid listings ( not recommended ) or a combination of these.

5. Keywords / Key Phrases
– Words or phrases that are used by search engines to determine the topic of a given web page. The actual job of SEO is to rank your web page on search engines for the given keywords and/or keyphrases.

6. Keyword Density
– How often a keyword or keyphrase is used on a given web page.

7. Anchor text
– Have you ever seen links like „Click here”?! Those links are called Anchor text. So instead of a Click here we put a name of your business or name of your firm. Placing your keyword in anchor text helps you to rank better on search engines.

8. Web Crawler
– Also called „search bot“ or „spider“. This is the first step on the indexation process. You can picture web crawler jumping from one link to another, and reporting it to his search engine.

9. Robots.txt.
– This is just a regular notepad file, placed in the root of the domain.His purpose is to inform search bots about the structure of the web page. Via the robots.txt file you can block specific web crawler ( each search engine has his own web crawler ) and to restrict the access to specific folders instead to give him access to the whole web page.

10. Spam
– In the SEO dictionary, this refers to manipulation techniques that violate search engines Terms of Service in order to get higher rankings for a web page. Basically, it is an inappropriate commercial message of extremely low value.Because this is considered as a illegal action, it is a fastest way to get yourself banned from search engines.

11. Sandbox.
– Google basically has a separate index called a sandbox. This is the place where all the newly discovered web pages are placed. When websites are in the sandbox, they will not appear in the search results for normal search queries. Once Google verifies that the website is legitimate , it will transfer it out of their sandbox and into the main index. That is the main reasons why SEO for new web pages takes a longer time to kick in.

12. IBL – In Bound Link
– A link on another web page that points to your web page. It can be called Back Link as well.

13. LRD – Linking Root Domain
– Linking Root Domains are the number of Individual Websites that are linking to you. For example, if you have 1000 links but they all come from different pages on the same website, that counts as only 1 Linking Root Domain.

14. Link-Bait.
– A link-bait is web content published on a web page with a sole purpose to attract as many backlinks as possible. It can be a text or video or picture or any other content.

15. No-Follow Links
– The no-follow is an attribute of a link used by website owners to signal to search engine that they don’t endorse the website they are linking to. Search engines will not consider that link in calculations for PageRank. So this kind of links does not affect your ranking but can be very useful for attracting people to your site.

16. Meta Tags
– These tags are placed in your HTML code in the HEAD section, and are not visible to your human visitors. They are used to provide more information to search engines about your web page.

17. Title Tag
– One of the most important factor for Page Rank algorithm. It is literally the title of a web page. It should be unique and contain your main keyword. Every web page on your website has its title, or it can be all the same one.

18. B2B – Business To Business
– This terms is used when we want to say that one company is providing good or services for another company.

19. B2C – Business To Consumers ( or Business To Client )
– This terms is used when we want to say that one company is providing goods or services to consumers.

20. Backlinks
– Those are links that from one website, points to another website.

21. Black-Hat SEO
– Methods that can very quickly rank you among the first three for your keyword, but these methods are considered illegal and short-term. Every search engine will most surely ban you for this, and in the end, you will end up with nothing.

22. White-Hat SEO
– Opposed to Black-Hat SEO. These methods are legal, long-term, and very much appreciated from search engines.

23. Cloaking
– This is basically a mirror of a website, that is often used by spammers to show different webpage to web crawler that what is normally seen.

24. CPA – Cost-Per-Acquisition also called PPA – Pay-Per-Action
– This is a online advertising pricing model. Advertiser ( usually website owner ) pays for each purchase, form submission, or some other specified action, that is linked to the advertisement.

25. CPC – Cost Per Click also called PPC – Pay Per Click
– This is an online advertising model used to direct traffic to a specific website. An advertiser pays the publisher when the ad is clicked.

26. CTR – Click Through Rate
– This method is used to measure a success of an online advertising campaign. The formula is simple. You just divide the number of users who clicked on the ad, and the number of times the ad was shown.

27. Conversion Rate
– This is the number ( or rather percentage ) of visitor you made the desired action. Buy a product, fill a submission form, etc.

28. Viral Marketing
– This type of marketing can be considered as a snowball that you make, and then when you roll it down the hill it get bigger, and bigger. For example, you saw a well written article that you liked, and you share it with your friends, who then share it with their friends and so on.

29. CTA – Call To Action
– A marketing message that has a sole purpose to persuade a person to a specified action (buying product for example)

30. PPL – Pay Per Lead
– Online advertising payment model which is based on qualifying leads.

31. PPS – Pay Per Sale
– Online advertising payment model which is based on qualifying sales.

32. Captcha – Completely Automated Public Turing Test to tell Computers and Humans Apart
– It is a security check to differentiate humans from computer. Frequently it is an image file of slightly distorted alphanumeric characters, that you need to type in order to perform the desired action.

33. Description Tag
– An HTML tag used by programmers to provide the description of a website to search engines.

34. IP Address – Internet Protocol Address
– This is a unique number that every computer that is connected to internet has. The form of an IP address is a 32-bit numeric address written as a four numbers separated by period. Each of these can can be from 0 to 255. For example can be an IP address.

35. Geo – targetting
– A method of detecting a website visitor’s location to serve location-based content or advertisements. Example: If you are from Atlanta and traveling to New York, the product in this is a plane ticket from Atlanta to New York then it will more likely sell to someone who is located in either of the two cities.

36. Home page
– The main page of your website. Example is your home page, While is a subpage of your website.

37. Guest Blogging also called Guest Posting
– This is a great method of link building, if not the best. Basiclly you write a blog post, and then offer it to another blog ( that is simillar to your own website in content, and ranks better in search engines results ). In your blog post you include link to home page of your website. It is very search engine friendly, it is white hat, and it can bring a lot of traffic to your website.

38. Link Building
– A process of increasing a number of links a website in order to increase search engines results.

39. Link Checker
– A tool used to check for broken links (a links that lead to non existing webpage).

40. Link Popularity
– A measure of the quantity and quality of webpages that link to your website.

41. Log File
– A file that records every activity on a web server.

42. Splash Page
– Often animated, graphics pages without significant textual content. Splash pages are intended to look flashy to humans, but without attention to SEO may look like dead ends to search engine spiders, which can only navigate through text links. Poorly executed splash pages may be bad for SEO and often a pain in the ass for users.

43. Pop-up Windows
– A web page that literally pops-up when you click somewhere on the webpage. Often used by spammers, may contain viruses, but it can be used in good causes also.

44. Mousetrapping
– Programmer trick that no one likes. Trapping your on their webpage by disabling a „Back“ button on a browser, or generating a repeated number of pop-up windows.

45. Site Map
– Site Map is a webpage on your website showing all web pages that your site has in a very simple manner.

46. Navigation Bar
– This is a bar where are your most important links placed on your website. Homepage, About us, Contact, etc.

47. Inbound link
– A link to a page inside of your site, from your own website.

48. Outbound link
– A link to a site outside of your site.

49. Reciprocal Links
– Links between two websites, based on an agreement by the website owners to exchange links. Not very popular with search engines.

50. Stickiness
– The amount of time user spent at a website over a given period of time.

51. Blog
– A frequent, chronological publication of personal thoughts and Web links.

52. Blogroll
– A section of a blog page that contains links to recommended blog sites.

53. Blogosphere
– Community of blogs and things related to them.

54. Vlog
– A blog that publishes video content.

55. Web Directory
– A well organized website containing a list of other website categorized.

56. Website Usability
– How easy can visitor navigate and find what he is looking for on your website.

57. Website Traffic.
– Amount of visits and visitor a website receives. It can be measured on daily, weakly, monthly or yearly bases.

58. Web Browser
– or web client, is a software application that allows you to surf the world wide web. Internet Explorer , Google Chrome, Mozilla Firefox, Opera, Safari…

59. Trick Banner
– A banner ad that attempts to trick people into clicking, often by imitating an operating system message.

60. On-page SEO
– It is the production of a search engine friendly content, using pictures, text, appropriate HTML tags, links and other content.

61. Off-page SEO
– Off-page SEO is critical in order to achieve top rankings on search engines. It means marketing your website on other websites, blogs, etc and leaving links to your homepage. Guest blogging is one of the off-page SEO methods.

62. ALT Tag
– Alt tag is used for images, when image for some reason does not load properly, the text written in alt tag is displayed. It is used for image optimization.

63. ROI – Return on Investment
– A quantitative analysis of investment in advertising and marketing budgets and the resulting return on the investment.

64. URL – Uniform Resource Locator
– It is a global address of document of the world wide web. Just a fancy word for link.

65. GAKT – Google Analysis Keyword Tool
– it is a free tool from Google used for finding the right keywords to rank for. It shows you competition, global and local monthly searches.

66. Panda
– This is an update of Googles search algorithm. It’s purpose is to make search engine ranking more helpful for users and prevent low-quality sites from appearing before more legitimate ones.

67. Google Adsense
– It is a program in which enterprises can display Google advertisements on Web sites and earn revenue from hits that generate traffic for the Google search engine. Basically, a text-based advertisement provided by Google.

68. Article Directory
– Website that offers you to write an article in category of your choosing, and place a link in your signature, thus increase your ranking in search engines.

69. Affiliate Marketing
– Revenue sharing between online advertisers and online publishers whereby compensation is based on performance measures, typically in the form of sales, clicks, registrations, or a hybrid model.

70. Organic Search
– Search results in a search engine that are not paid advertisements. Organic search results are good and legal. We all want to come up on top for organic searches using our main keywords.

71. Static Webpage
– A webpage whose content is constant, it does not change. If there is a need for change it has to be done manually through code by web programmer.

72. Dynamic Webpage
– A webpage based on user-selected activities and/or programmatically driven. So you don’t need to know web programming in order to change content of your website. Blog are nice example of dynamic websites.

73. CMS – Content Management System
– Programs such as WordPress, Blogger, etc. System helps you to add/change content of your website without any knowledge of HTML or any other web programming language.

74. Domain
– The human-readable name of an I.P. address. For example, IP address of is but because it is hard to remember website in that form, the domain name was introduced.

75. Page Weight
– How large a page is in megabytes or kilobytes (size of all the files combined on the page). It is very important, because loading time of a webpage depends on it.

76. 301
– A permanent server redirect. Change of address for a website found in the file called „ htaccess „ apache servers.

77. Astroturfing (the opposite of full disclosure)
– Attempting to advance a commercial or political agenda while pretending to be an impartial grassroots participant in a social group. Participating in a user forum with the secret purpose of branding, customer recruitment, or public relations.

78. Bounce Rate
– The percentage of users who enter a site and then leave it without viewing any other pages.

79. Click Fraud
– Improper clicks on a PPC advertisement usually by the publisher or his minions for the purpose of undeserved profit. Click fraud is a huge issue for add agencies like Google because it lowers advertiser confidence that they will get fair value for their ad spend.

80. Frames
– A web page design where two or more documents appear on the same screen, each within it’s own frame. Frames are bad for SEO because spiders sometimes fail to correctly navigate them. Additionally, most users dislike frames because it is almost like having two tiny monitors neither of which shows a full page of information at one time.

81. Gizmo (gadget, widget)
– Small applications used on web pages to provide specific functions such as a hit counter or IP address display. Gizmos can make good link bait.

82. GYM
– Google – Yahoo – Microsoft, the big three of search.

83. Hub (expert page)
– A trusted page with high quality content that links out to related pages.

84. Keyword Research
– The hard work of determining which keywords are appropriate for targeting.

85. Keyword Spam (keyword stuffing)
– Inappropriately high keyword density.

86. Keyword Stuffing (keyword spam)
– Inappropriately high keyword density.

87. Link Condom
– Any of several methods used to avoid passing link love to another page, or to avoid possible detrimental results of endorsing a bad site by way of an outgoing link, or to discourage link spam in user-generated content.

88. Long Tail
– Longer more specific search queries that are often less targeted than shorter broad queries. For example a search for “widgets” might be very broad while “red widgets with reverse threads” would be a long tail search. A large percentage of all searches are long tail searches.

89. Mashup
– A web page which consists primarily of single-purpose software and other small programs (gizmos and gadgets) or possibly links to such programs. Mashups are quick and easy content to produce and are often popular with users, and can make good link bait. Tool collection pages are sometimes mashups.

90. LSI – Latent Semantic Indexing
– This mouthful just means that the search engines index commonly associated groups of words in a document. SEOs refer to these same groups of words as “Long Tail”. The majority of searches consist of three or more words strung together. See also “long tail”. The significance is that it might be almost impossible to rank well for “mortgage”, but fairly easy to rank for “second mortgage to finance monster truck team”.

91. MFA – Made For Advertisements
– Websites that are designed from the ground up as a venue for advertisements. This is usually, but not always a bad thing. TV programming is usually MFA.

92. Non-Reciprocal Link
– If site A links to site B, but site B does not link back to site A, then the link is considered non reciprocal. Search engines tend to give more value to non-reciprocal links than to reciprocal ones because they are less likely to be the result of collusion between sites.

93. Proprietary method (bullshit, snake oil)
– Sales term often used by SEO service providers to imply that they can do something unique to achieve Top Ten Rankings.

94. SMM – Social Media Marketing
– Website or brand promotion through social media.

95. SMP – Social Media Poisoning
– A term coined by Rand Fishkin – any of several (possibly illegal) black hat techniques designed to implicate a competitor as a spammer – For example, blog comment spamming in the name / brand of a competitor.

96. Social Media
– Various online technologies used by people to share information and perspectives. Blogs, wikis, forums, social bookmarking, user reviews and rating sites (Digg, Reddit) are all examples of Social Media.

97. Splog
– Spam Blog which usually contains little if any value to humans, and is often machine generated or made up of scraped content.

98. Trust Rank
– A method of differentiating between valuable pages and spam by quantifying link relationships from trusted human evaluated seed pages.

99. Web 2.0
– Is characterized by websites, which encourage user interaction.

100. Stickiness
– Mitigation of bounce rate. Website changes that entice users to stay on the site longer, and view more pages improve the sites “stickiness”.

101. Spamdexing
– Spamdexing or search engine spamming is the practice of deceptively modifying web pages to increase the chance of them being placed close to the beginning of search engine results, or to influence the category to which the page is assigned in a dishonest manner.

Alex D,

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  1. Harish Kr. Vaishnav - 2nd August 2019 Reply

    Nice post dear I am also published top SEO tools on my blog post please check it out and give your suggestions ?

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