boolean
adj.adj. describing a system of logic where there are only two possible values, usually 'true' or 'false'. You use this most often when talking about computers or math.
adj. relating to a system of symbolic logic or computer data that uses only two values, typically represented as 1 and 0, or true and false. Often used to describe search operators or programming variables.
The search uses boolean logic to find the right results.
In computer programming, a boolean variable is used to track whether a specific condition has been met.
The database query failed because the boolean operators were incorrectly nested, causing the system to return results that matched neither of the intended criteria.
Typically used attributively before a noun like 'logic', 'operator', or 'variable'.