Definition of "disabuse" [dis•a•buse]

• To free from a falsehood or misconception: I must disabuse you of your feelings of grandeur. (verb-transitive)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "This talent to disabuse is in large part the obverse of Coward’s capacity for shrewd self-assessment."
• "Denver citizens made a trip to Washington in 1907, and reporters of the day noted that the city representatives had to "disabuse" the Washingtonians of their belief that wild Indians roamed the streets and the men all dressed in buckskins."
• "They kind of disabuse you of the notion of your greatness pretty quickly."