Noun
a misconception resulting from incorrect information
Source: WordNetOnly if you are afraid of looking foolish, and I would have looked far more foolish if I persisted with an erroneous belief.' Eragon said. Why, little one, you just said something wise!'Saphira teased. Christopher Paolini
PREFERENCE, n. A sentiment, or frame of mind, induced by the erroneous belief that one thing is better than another. Ambrose Bierce
The most damaging erroneous belief about happiness is, of course, that happiness is somewhere else--that is, that it is not with you. Robert Holden