A wiki is a page or collection of Web pages designed to enable anyone who accesses it to contribute or modify content. Wikis are often used to create collaborativewebsites and to power community websites. The collaborative encyclopedia Wikipedia is one of the best-known wikis.
"Wiki" is a Hawaiian word for "quick". "Wiki" can be expanded as "What I Know Is", but this is a backronym.
This is the article to which Trina referred during out Coordinating Team "learning" discussion on March 3. It addresses the cost of meeting one's basic needs.