A wiki is a type of a website that lets anyone who can access the wiki create and change its pages. The word is Internet slang. The word "wiki" is short for WikiWikiWeb. "Wikiwiki" is a word from the Hawaiian language, meaning "fast" or "speed" while combining the word "pedia" which comes from the Ancient Greek παιδεία meaning general education Examples of wikis include Wikipedia, Everipedia, Citizendium, Conservapedia, Wiktionary and Wikibooks. 