i
llu
sion
Plural
illusions
1
an illusory feat; considered magical by naive observers
2
a misleading or incorrect mental representation of reality
- the horror movie created such a realistic illusion of fear that viewers were genuinely frightened.
- The mirror created the illusion that the room was larger than it actually was.
Synonyms:
3
something that a lot of people consider to be true but is not
- The illusion that eating carrots improves night vision persists, although it is not supported by scientific studies.
- Many individuals hold the illusion that sugar causes hyperactivity in children, although research has repeatedly proven this belief to be false.