wikipedia is a crowdsourcing
Description Wikipedia is a multilingual, web-based, free-content encyclopedia project based on an openly editable model. The name Wikipedia is a portmanteau of the words wiki (a technology for creating collaborative websites, from the Hawaiian word wiki, meaning quick) and encyclopedia.Wikipedia's articles provide links to guide the user to related pages with additional information.nyone with Internet access can write and make changes to Wikipedia articles (except in certain cases where editing is restricted to prevent disruption or vandalism). Users can contribute anonymously, under a pseudonym, or with their real identity, if they choose.