boolean

/B UW0 L IY1 AH0 N/
noun
  1. 1

    A variable that can hold a single true/false (1/0) value.

Synonyms

adjective
  1. 1

    Of or pertaining to the work of George Boole.

  2. 2

    Pertaining to data items that can have โ€œtrueโ€ and โ€œfalseโ€ (or, equivalently, 1 and 0 respectively) as their only possible values and to operations on such values.

Source: https://en.wiktionary.org/wiki/Boolean, https://en.wiktionary.org/wiki/boolean