Dictionary of Internet Terms A method of searching for information in databases that combines search terms with the operators AND,OR,NOT,and parentheses.Boolean operators allow you to broaden or narrow the range of your search.

A method of combining concepts in a search which allows the searcher to narrow or broaden the focus of a search. Boolean logic uses three logical commands (sometimes called "operators"). These operators are the words AND, OR, and NOT.The OR command is used to expand or broaden search results to include synonyms and related terms.Example: [..]

Searching that uses Boolean operators (AND, OR, and NOT) in the search expression. Especially helpful in multifaceted or specific topics, Boolean operators help expand or narrow the scope of your sear [..]

Boolean algebra is used for solving logic as opposed to arithmetical problems, and elements of Boolean notation can be used when searching data. The most commonly used elements are AND, OR and NOT, where for example 'house' AND 'tree' will find all items with both house and tree in their indexed data, 'house' OR ' [..]

Boolean searching is built on a method of symbolic logic developed by George Boole, a 19th century English mathematician. Boolean searches allow you to combine words and phrases using the words and, o [..]

Methods of information retrieval where a query consists of a sequence of search terms, combined with operators, such as "and", "or", and "not".