Definition of "nocebo" []

• A substance which a patient experiences as harmful due to previous negative perception, but which is in fact pharmacologically (medicinally) inactive. (noun)

Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License

• "Powerwatch concluded that people who incorrectly identify themselves as electrosensitive may be skewing these sort of studies -- what they call nocebo responses."
• "Poor outcomes from poor expectations led Walter Kennedy, in 1961, to coin the term "the nocebo reaction.""
• "This is called the nocebo effect, since it is the placebo's negative counterpart."