Added 9 October 2026 comparator /kəmˈpa.ɹə.tə(ɹ)/ noun Categories: Rare Words noun ! Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about comparator at Wordnik → Where our words come from → Any of various devices for comparing a physical property of two objects, or an object with a standard. optical comparator An electronic device that compares two voltages, currents or streams of data. electrical comparator Anything that serves as a comparison. Related Words: yardsticktracerbaselinetell-talebenchmarkbenchmarkingelementfootnotecrosswalkreferenceintercomparisoncomparison Back to today's word