control

control definition - medical

con·trol (kən-trōlˈ)

verb
  1. To verify or regulate a scientific experiment by conducting a parallel experiment or by comparing with another standard.
  2. To hold in restraint; check.
noun
  1. A standard of comparison for checking or verifying the results of an experiment.
  2. An individual or group used as a standard of comparison in a control experiment.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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