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Placebo - Wikipedia

A placebo (/ pləˈsiːboʊ / plə-SEE-boh) is a substance or treatment which is designed to have no therapeutic value. Common placebos include inert tablets (like sugar pills), inert injections (like saline), sham surgery, and other procedures..

The Placebo Effect: What Is It? - WebMD

A placebo is anything that seems to be a "real" medical treatment -- but isn't. It could be a pill, a shot, or some other type of "fake" treatment. What all placebos have in common is that they do....

Placebo | Definition of Placebo by Merriam-Webster

Doctors doing research on new treatments for disease often give one group a placebo while a second group takes the new medication. Since those in the placebo group usually believe they're getting the real thing, their own hopeful attitude may bring about improvement in their condition..

Placebo Effect: What It Is, Examples, and More

A placebo is a pill, injection, or thing that appears to be a medical treatment, but isn’t. An example of a placebo would be a sugar pill that’s used in a control group during a clinical trial. The....

Placebo | Definition of Placebo at Dictionary.com

a substance having no pharmacological effect but given merely to satisfy a patient who supposes it to be a medicine. a substance having no pharmacological effect but administered as a control in testing experimentally or clinically the efficacy of a biologically active preparation. Compare nocebo (def. 1)..

Placebo - definition of placebo by The Free Dictionary

Placebo eventually came to mean "flatterer" and "sycophant." In the 1700s, placebo began to be used of prescriptions written by a physician solely to please a patient, as by satisfying the patient's desire to take medicine. In many cases, the patient would actually benefit, thanks to what became known as the placebo effect..