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Wikipedia

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http://en.wikipedia.org/wiki/Wikipedia

Wikipedia
From Wikipedia, the free encyclopedia

This article is about the free encyclopedia. For the different similar terms related to Wikipedia, see Wikipedia (terminology).
For Wikipedia's non-encyclopedic visitor introduction, see Wikipedia:About.
Wikipedia

Screenshot of Wikipedia's multilingual portal
URL http://www.wikipedia.org
Slogan The free encyclopedia that anyone can edit
Alexa rank #9[1]
Commercial? No
Type of site Online encyclopedia
Registration Optional
Available language(s) 236 active editions (253 in total)[2]
Owner Wikimedia Foundation
Created by Jimmy Wales, Larry Sanger[3]
Launched January 15, 2001
Current status perpetual work-in-progress
Wikipedia (IPA: /ˌwɪkɨˈpiːdiə/,
/ˌwiːkiˈpiːdiə/, /ˌwɪkiˈpiːdiə/, or /ˌwiːkiˈpeɪdiə/) (Audio (U.S.) (help·info)) is a free,[4] multilingual, open content encyclopedia project operated by the non-profit Wikimedia Foundation. Its name is a blend of the words wiki (a technology for creating collaborative websites) and encyclopedia. Launched in January 2001 by Jimmy Wales and Larry Sanger,[5] it is the largest, fastest-growing and most popular general reference work currently available on the Internet.[6][7]
As of December 2007, Wikipedia has approximately 9.25 million articles in 253 languages, comprising a combined total of over 1.74 billion words for all Wikipedias. The English Wikipedia edition passed the 2,000,000 article mark on September 9, 2007, and as of March 12, 2008 it had over 2,276,000 articles consisting of over 990,000,000 words.[2] Wikipedia's articles have been written collaboratively by volunteers around the world, and nearly all of its articles can be edited by anyone with access to the Internet. Having steadily risen in popularity since its inception,[1] it currently ranks among the top ten most-visited websites...