(redirected from placebo effect)
Also found in: Dictionary, Thesaurus, Medical, Encyclopedia, Wikipedia.


As a verb, to do; to produce; to make; to bring to pass; to execute; enforce; accomplish. As a noun, that which is produced by an agent or cause; result; outcome; consequence. The result that an instrument between parties will produce in their relative rights, or which a statute will produce upon the existing law, as discovered from the language used, the forms employed, or other materials for construing it. The operation of a law, of an agreement, or an act. The phrases take effect, be in force, and go into operation, are used interchangeably.

In the plural, a person's effects are the real and Personal Property of someone who has died or who makes a will.

West's Encyclopedia of American Law, edition 2. Copyright 2008 The Gale Group, Inc. All rights reserved.

EFFECT. The operation of a law, of an agreement, or an act, is called its effect.
     2. By the laws of the United States, a patent cannot be granted for an effect only, but it may be for a new mode or application of machinery to produce effects. 1 Gallis. 478; see 4 Mason, 1; Pet. C. C. R. 394; 2 N. H. R. 61.

A Law Dictionary, Adapted to the Constitution and Laws of the United States. By John Bouvier. Published 1856.
References in periodicals archive ?
I consider the healing that happens in these places the result of the placebo effect.
Placebo effect in glycosylated hemoglobin between Asian and Caucasian population in antidiabetic treatment
Mintz, MD, who moderated a press conference highlighting the ORBITA and FAME 2 results, placebo effects don't last for years.
Doherty, "The placebo effect and its determinants in osteoarthritis: meta-analysis of randomised controlled trials," Annals of the Rheumatic Diseases, vol.
It is conjectured that a placebo effect is more likely to surface in longer duration exercise performances (Wright et al., 2009).
The idea that expectation of improvement has a major impact on treatment outcome is firmly grounded in research on the placebo effect. Studies have shown that what people expect to experience as an outcome of treatment has a substantial impact on what they actually experience.
The rationale behind this was the 'additive' model which was first described by Beecher in his influential explicit assumption of an additive relation between placebo and drug effects,5 'The placebo effect of active drugs is masked by their active effects...
A comprehensive review of the placebo effect: Recent advances and current thought.
Recent data highlight three major mechanisms that could explain the appearance of the placebo effect illustrated in Table I.
To reduce the placebo effect, patients who do well on placebo during the screening period will remain on placebo, whereas those who do not, will be re-randomized across the three trial arms.