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Illusion Definition & Meaning - Merriam-Webster
Illusion - Wikipedia
Illusion | Definition, Examples, & Facts | Britannica
The science of illusions, and what they tell us about how our …
The neuroscience of optical illusions, explained - Vox
Illusions – Introduction to Psychology
ILLUSION | definition in the Cambridge English Dictionary
How Optical Illusions Work | HowStuffWorks
ILLUSION | English meaning - Cambridge Dictionary
Illusion - Sensory, Perception, Visual | Britannica