To shake or destroy the courage or resolution of; dispirit. See Synonyms at discourage.(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.
Use "dishearten" in a sentence
"This is to dishearten the Kristianos outside, break their spirit."
"The dilapidated gate could not deter her, the creaking shutters could not dishearten her, the spider web-laced windows could not dissuade her."
"At the very least, however, it would dishearten Gadhafi's supporters and buy time for the rebels."