placebo-effect

placebo effect

[pluh-see-boh]
noun
a reaction to a placebo manifested by a lessening of symptoms or the production of anticipated side effects.

Origin:
1945–50

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Collins
World English Dictionary
placebo effect
 
n
med See control group a positive therapeutic effect claimed by a patient after receiving a placebo believed by him to be an active drug

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

placebo effect n.
A beneficial effect in a patient following a particular treatment that arises from the patient's expectations concerning the treatment rather than from the treatment itself.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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