- denoting a system of algebraic notation used to represent logical propositions by means of the binary digits 0 (false) and 1 (true), especially in computing and electronics.布尔代数学（或逻辑）体系的。
- Computing a binary variable with these possible values【计算机】二进制变量。
词源
mid 19th cent.: from the name of G. Boole + -AN.