control experiment

noun

1. an experiment in which the variables are controlled so that the effects of varying one factor at a time may be observed.

control experiment

noun

1. an experiment designed to check or correct the results of another experiment by removing the variable or variables operating in that other experiment. The comparison obtained is an indication or measurement of the effect of the variables concerned

Word History and Origins

Origin of control experiment¹

First recorded in 1870–75

Example Sentences

He’s a pioneer of using randomized control experiments in economics — studying the long-term benefits of a $1 health intervention in Africa.

From Freakonomics

These remote control experiments are revealing new insights on the neural circuitry underlying social interactions, supporting previous work suggesting minds in sync are more cooperative, researchers report online May 10 in Nature Neuroscience.

From Science News

The second group of stalks was placed simply in water, in order to serve for control experiment.

From Project Gutenberg

It has no idea of the need for what is called a control experiment.

From Project Gutenberg