comparator

American  

[kuhm-par-uh-ter, kom-puh-ray-] / kəmˈpær ə tər, ˈkɒm pəˌreɪ- /

noun

1. any of various instruments for making comparisons, as of lengths or distances, tints of colors, etc.

2. Electronics. a circuit for comparing two signals, as readings of duplicate information stored in a digital computer, and for giving an indication of agreement or disagreement between them.

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comparator British  

/ kəmˈpærətə /

noun

1. any instrument used to measure a property of a system by comparing it with a standard system

2. an electric circuit that compares two signals and gives an indication of the extent of their dissimilarity

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Etymology

Origin of comparator

First recorded in 1880–85; from Late Latin comparātor “a comparer”; see compare, -tor

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Example Sentences

See Examples For:

comparator

Among patients who consistently followed their treatment plans, the intervention group experienced an 11% lower incidence of major cardiovascular events compared with the comparator group.

From Science Daily ● Oct. 25, 2026

The primary endpoints were for progression-free survival and overall survival in the primary population of patients versus the comparator arm.

From The Wall Street Journal ● Aug. 17, 2026

They also found more deaths among girls who received RTS,S than girls who received a comparator vaccine, against rabies.

From Science Magazine ● Oct. 23, 2023

Fifty years on from that policy decision, Sweden has clean, secure and affordable energy and is emitting less greenhouse gas than any comparator nation.

From Salon ● Jul. 16, 2023

In the comparator Vickers brought the corresponding standard comparison lines together.

From The Year When Stardust Fell by Raymond F. Jones

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