First Known Use: 1851
Dictionary
Boolean
adjective Bool·ean \ˈbü-lē-ən\
Definition of BOOLEAN
: of, relating to, or being a logical combinatorial system (as Boolean algebra) that represents symbolically relationships (as those implied by the logical operators AND, OR, and NOT) between entities (as sets, propositions, or on-off computer circuit elements) <Boolean expression> <Boolean search strategy for information retrieval>
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Origin of BOOLEAN
George Boole †1864 English mathematician
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