an outward appearance | any effect that seems to be a consequence of administering a placebo; the change is usually beneficial and is assumed result from the person's faith in the treatment or preconceptions about what the experimental drug was supposed to do; pharmacologists were the first to talk about placebo effects but now the idea has been generalized to many situations having nothing to do with drugs |
(of a law) having legal validity | |
an impression (especially one that is artificial or contrived) | |
the central meaning or theme of a speech or literary work | |
a phenomenon that follows and is caused by some previous phenomenon | |
a symptom caused by an illness or a drug | |