halo effect


halo effect
1. a predisposition to admire all of a person's actions, work, etc., because of an estimable quality or action in the past.
2. Psychol. a potential inaccuracy in observation, as of a person, due to overgeneralization from a limited amount of evidence or the influence of preconceived beliefs or a priori hypotheses: The assumption that he is an authority on the subject is a halo effect of his Ivy League manner.
3. any desirable side effect.
[1925-30]

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Universalium. 2010.