Children's, Intermediate and Advanced Online English Dictionary & Thesaurus

Comprehensive
Dictionary Suite
Help
Help
Help
 
   
Display options
Show syllables
Show Lookup History
Double-Click Lookup
  Show Spanish support
  Show Word Combinations
 
Pronunciation
Wordsmyth
  Phonics
  IPA
 
Entry formats
Standard
  Classic
 
Lookup History
illusion

il·lu·sion

illusion

 
 
pronunciation:
ih lu zhn
features:
Word Parts
part of speech: noun
definition 1: a fantasy or idea that results in a mistaken perception of reality.
 
synonyms:
fantasy, phantasm, pipe dream
similar words:
chimera, delusion, fancy, fool's paradise, idea, mirage, nonentity, phantasmagoria
definition 2: the state of deception that is caused by a false perception.
synonyms:
delusion
similar words:
deception, hallucination, phantom, trick
definition 3: a false thought or idea.
They worked hard, in the illusion that they would soon be free.
synonyms:
conceit, delusion, dream, misbelief, misconception, notion, phantasm, pipe dream, will-o'-the-wisp
antonyms:
fact
similar words:
chimera, error, fallacy, fancy, figment, hallucination, idea, mirage, phantasmagoria
derivation: illusionary (adj.)
Word Parts
The word illusion contains the following parts:
il-1 Latin prefix that means in, into, on
Show wordsHide wordsMore about this word part:
The prefix il-1 occurs in Latin loanwords. It is an assimilated form of in-1 used before roots beginning with "l," such as "lum."
Show wordsHide wordsExample words:
lud, lus Latin root that means to play