Tristate

adj, noun

adj, noun ·2 syllables ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A variable, etc. that can take any of three distinct values.

    "The 4 input ports are simply tristates that can be addressed to enable the data from any one of them to be read by the standard input port of the printer interface."

  2. 2
    The area in some regions of the United States where three state borders come to a single point. capitalized, often

    "The Tristate is on alert after a rash of home burglaries."

Adjective
  1. 1
    Having, or pertaining to, three distinct states. not-comparable

    "This tristate logic deals with true, false, and unknown values."

  2. 2
    Of, pertaining to, or characteristic of a region in the United States where three state borders come to a single point. not-comparable

    "The event will be sponsored by several tristate businesses."

Example

More examples

"This tristate logic deals with true, false, and unknown values."

Etymology

From tri- + state.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.