wiki
From Longman Dictionary of Contemporary Englishwikiwik‧i /ˈwɪki/ noun [countable, uncountable] a website with information that users can change or add things toFrom Longman Business Dictionarywikiwik‧i /ˈwɪki/ noun [countable, uncountable] COMPUTING a webpage, or series of webpages, which can be written or changed by the people who use itMany companies have now replaced their intranets with wikis.