boolean operator
nounUK /ˈbuːliən ˈɒpəreɪtə/
US /ˈbuliən ˈɑpəreɪtər/
A boolean operator is a word like AND, OR, or NOT that helps a computer decide if something is true or false.
The search used the boolean operator OR to find pages with either word.
OTHER MEANINGS
2. In programming, a symbol such as && or || that combines true/false values.
The code used a boolean operator to check both conditions at once.
3. In database searching, a keyword that narrows or widens results.
Adding the boolean operator NOT removed unrelated results.
4. In mathematics, an operation on sets or statements that returns true or false.
The boolean operator AND gave true only when both statements were true.