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Boolean

[boo-lee-uh n] /ˈbu li ən/
adjective
1.
pertaining to or being a deductive logical system, as Boolean algebra, used to represent symbolically the relationships between sets, classes, and other entities.
2.
Computers. of or pertaining to a data type having two possible values representing “true” or “false.”.
noun
3.
Computers. a Boolean data type.
Origin
named after George Boole; see -an
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for Boolean
  • Boolean operator search enables a text search of key words that yields fewer reports than does a single search term.
Word Origin and History for Boolean
adj.

in reference to abstract algebraic systems, 1851, named for George Boole (1815-1864), English mathematician. The surname is a variant of Bull.

Online Etymology Dictionary, © 2010 Douglas Harper
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Boolean in Technology

logic
1. Boolean algebra. programming
2. (bool) The type of an expression with two possible values, "true" and "false". Also, a variable of Boolean type or a function with Boolean arguments or result. The most common Boolean functions are AND, OR and NOT.
(1997-12-01)

The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
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