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1. Of or relating to a logical combinatorial system treating variables, such as propositions and computer logic elements, through the operators AND, OR, NOT, and XOR: a browser that supports Boolean searches.
2. Of or relating to a data type or variable in a programming language that can have one of two values, true or false.
[After George Boole.]
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|Adj.||1.||Boolean - of or relating to a combinatorial system devised by George Boole that combines propositions with the logical operators AND and OR and IF THEN and EXCEPT and NOT|