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
WordReference Random House Unabridged Dictionary of American English © 2026
control′ exper′iment,
- an experiment in which the variables are controlled so that the effects of varying one factor at a time may be observed.
- 1870–75
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