comparator

Definitions

Aviation

Computing

  • noun a logical device whose output is true if there is a difference between two inputs

Electronics

  • A circuit, device, or instrument which compares quantities. Used, for example, to compare a variable with a standard measure or a desired value, or for comparing two quantities with each other.
  • A circuit or device, such as a differential amplifier, whose output depends on the comparison of its inputs.

Health Economics

  • (written as Comparator)
    One or more alternative options or technologies with which another is compared in cost-effectiveness analyses and related methods.
http://www.dictionarycentral.com/definition/comparator.html