from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. 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.
  • adj. Of or relating to a data type or variable in a programming language that can have one of two values, true or false.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Of or pertaining to the work of George Boole.
  • adj. Pertaining to data items that can have “true” and “false” (or, equivalently, 1 and 0 respectively) as their only possible values and to operations on such values.
  • n. A variable that can hold a single true/false (1/0) value.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. 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


from The American Heritage® Dictionary of the English Language, 4th Edition

After George Boole.

from Wiktionary, Creative Commons Attribution/Share-Alike License

Boole +‎ -ean, after English mathematician, philosopher and logician George Boole (1815–1864).


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