SEO referred to “Search Engine Optimization.” SEO is the process of improving the traffic sometimes called visibility of a website/webpage on organic (e.g. “free/un-paid” “editorial” or “natural”) search results on search engines named Search Engine Result Pages (SERPs), by including search engine friendly elements into a website.

All major search engines like Google, Bing, Yahoo etc. (Segregated in below list of search engine) have primary search results, where web pages and other content such as audio, videos, images or local listings are shown and ranked based on what the search engine considers most relevant to users.

What is SEO search Engine optimization
What is SEO search Engine optimization

Note: Online make money or payment isn’t the part of SEO, as it is with paid search ads or AdSense.

List of search engines with their importance and description:

General Purpose Search Engines:

Yahoo:Yahoo! Search engine has been around since the 1990s and is one of the most widely used. It helps to search for all relevant information as per user requirements.
Google:Google search engine has been around since 1997’s and one of the most widely used search engine.
Duck Duck Go:It emphasizes protecting searchers privacy and/or It lists options when search terms have multiple meanings.
Bing:Bing is a Microsoft’s latest attempt search engine.

Yebol search engine results in layout in a tree diagram by category – or specify desired categories before searching which is helpful in best searching elements.


Metasearch Engines: (It uses another search engine’s data to produce their own result)


It searches multiple other search engines and brings the top results. Metacrawler searches by category and see recommended searches.

Dogpile:Dogpile is an early metasearch engine that allows for searching by multiple categories.
Yippy:It is research-oriented search engine which search results are formerly Clusty that is results by multiple “clouds.”

Webcrawler is one of the first search engines.  Now exists as a metasearch engine.

Leapfish:Leapfish searched results are categorized results and interesting results navigation. It provides a single connected multimedia experience for search.

Search categories and view suggested searches.


Science-Specific Search Engines:

Search multiple science-oriented government web sites.  Covers most science areas.

Vadlo:This search engine covers all biomedical and life sciences updated results.
eTBLAST:Enter a text string (several paragraphs possible) from a work and find similar results.  The search may take some time. Its focus is largely medical.
Quertle:Search for Biomedical information, including journal literature.
GoPubMed:Search for medical information.  Search includes links to definitions, Wikipedia articles, statistical information on results, and more.
NovoSeek:A biomedical search engine for journal literature.  Contains a useful filter option for results.
NextBio                :Search for biological information, including clinical trials, news, data and journal literature.
GEOindex:Search for geological and environmental information.

Search the top agricultural web sites.


Social Sciences-Specific Search Engines:


Focuses searches on specific sites.  Covers many subject areas.  Strong focus on British web sites.

Economics Search Engine:Custom Google search engine focusing on 23,000 economics web sites. United state America government (federal, state, local) web sites.
LawCrawler:This search engine searches the web and databases for legal information.
Biznar:It searches the deep web for business information. search engine designed to help businesses make purchasing decisions.
ThomasNet:It is a B2B search engine. It works for product, company, or brand information.  Also, browse by over 67,000 categories.
Research Resources for the Social Sciences:It finds resources on social sciences topics. There have 20+ different categories or upgraded research and books publications.
Education Planet:It searches for or browses information on education topics.
Education World:This search engine for education topics, which includes tutorials, quality learning materials and lesson plans.
ZPID PsychSpider:A psychology-specific search engine that includes data, tests, and also MEDLINE information.
Social Psychology Network:

Search thousands of psychology-specific sites. browse or limit searches to specific topics.


Arts & Humanities-Specific Search Engines:

The First Person:

Its search results are personal letters, diaries, or narratives.

Yahoo! Music:Its search results for musical information that Includes audio format, videos, lyrics, news, and more.
Grooveshark:Listen to free music online.  Search for artists, albums, or specific songs.  Includes many genres, including ranging from classical to television theme songs. for and listen to free music online.  Share playlists on social networking sites.
Artcyclopedia:Search for fine art information.  Search artists, work titles, or by museum names/locations.
VADS:Search for visual art images (paintings, photographs, posters, sculptures, and more.
History Engine:Find information on a wide variety of U.S. history topics.  See summaries, links to resources, courses at a variety of colleges/universities, maps, and more.
Footnote:This search engine searches for and shares documents on United State history topics.  Currently, over 67 million items digitized.
American Memory:

Its search results are the Library of Congress’s American Memory Collections for information on United State history.


Format-Specific Search Engines:


This search engine search for individual topics and get data on them. It compare multiple topics using A v. B format.

ICPSR:This search engine finds social science data.
The Datasets Search Engine:A custom search engine to find datasets on a wide range of topics.
Picsearch:It searches over 3 billion pictures on the web and customized the result as user required.
TinEye:A reverse image search – uploads an image and sees where it or other versions can be found.
Pixsy:It searches images and videos.
TubeSurf:A video metasearch site.
Blinkx:Search over 35 million hours of video, including music, television, and more.
Truveo:Search or browse videos in multiple categories.
FindSounds:Search for a wide range of sounds in multiple formats.
podscope:Search for podcasts (both audio and video).
Kazaa:Search for and download music.

A successful search engine optimization campaign will have, as part of the content improvements, carefully select categories, relevant matter, keywords, page linking which the on-page optimization will be designed to make prominent for search engine algorithms. In short form, an SEO is defined as, “Search Engine Optimization (SEO) is a technique to optimize a website or webpage to market it higher ranked on each and every search engine exited, and resultant the traffic becomes high on website.”

Search engine optimization is broken down into two basic categories:

  • on-page search engine optimization (SEO), and
  • off-page search engine optimization (SEO)


Please enter your comment!
Please enter your name here

This site uses Akismet to reduce spam. Learn how your comment data is processed.