Comparator

//kəm.ˈpæ.ɹə.təɹ// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Any of various devices for comparing a physical property of two objects, or an object with a standard.

    "optical comparator"

  2. 2
    An electronic device that compares two voltages, currents or streams of data.

    "electrical comparator"

  3. 3
    Anything that serves as a comparison.
  4. 4
    A thing being compared against in the PICO process; often, a diagnostic method or a treatment being compared against another.

    "The applicant is therefore complaining not of a lack of action but rather of the decision of the local authority to reduce the care package that it had hitherto been making available to her. As such, a more appropriate comparator would be the case of Watts v. The United Kingdom (dec.), no. 53586/09 of 4 May 2010, in which the Court was content to proceed on the basis that a decision to close the care home where the elderly applicant was resident and to transfer her to another home constituted an interference with her rights under Article 8."

  5. 5
    An application or program that compares prices, rates, tariffs of flights, smartphones, cars, etc.

Example

More examples

"The applicant is therefore complaining not of a lack of action but rather of the decision of the local authority to reduce the care package that it had hitherto been making available to her. As such, a more appropriate comparator would be the case of Watts v. The United Kingdom (dec.), no. 53586/09 of 4 May 2010, in which the Court was content to proceed on the basis that a decision to close the care home where the elderly applicant was resident and to transfer her to another home constituted an interference with her rights under Article 8."

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