halo effect

noun

a predisposition to admire all of a person's actions, work, etc., because of an estimable quality or action in the past.

Psychology. 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.

any desirable side effect.

Origin of halo effect

First recorded in 1925–30

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for halo effect

halo effect

noun

See horns and halo effect

the beneficial effect on sales of a company's range of products produced by the popularity or high profile of one particular product

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