Dictionary.com
Thesaurus.com
Synonyms

disillusioned

British  
/ ˌdɪsɪˈluːʒənd /

adjective

  1. having lost one's ideals, illusions, or false ideas about someone or something; disenchanted

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“We were so disillusioned after that first day.”

From Los Angeles Times • Apr. 1, 2026

If there is a central dramatic question at play, it’s when this poor soul will be disillusioned, and whether that will come too late.

From The Wall Street Journal • Mar. 19, 2026

Unfortunately, the Mujahadeen became disillusioned with their helpful allies and became the Taliban.

From Salon • Mar. 5, 2026

The bloody events of January have further disillusioned and frustrated Pezeshkian’s supporters.

From Barron's • Feb. 28, 2026

I followed Narciso mechanically, weak and disillusioned I tramped after him into the dark twilight of the storm.

From "Bless Me, Ultima" by Rudolfo Anaya

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.