illusion
Aesthetic illusion – A type of mental absorption.
Altered state of consciousness – Any condition which is significantly different from a normal waking state.
Aporia – State of puzzlement or expression of doubt, in philosophy and rhetoric.
Argument from illusion – argument for the existence of sense-data
augmented reality – View of the real world with computer-generated supplementary features.
Cognitive dissonance – Stress from contradictory beliefs.
Delusion – Firm and fixed belief in that which is based on inadequate grounding.
Dream argument – Postulation about the act of dreaming
Hallucination – A vivid perception in the absence of external stimulus that has qualities of real perceptions.
Holography – Recording to reproduce a three-dimensional light field.
List of cognitive biases – Systematic patterns of deviation from norm or rationality in judgment.
Moon illusion – Optical illusion involving the Moon.
Paradox – Statement that apparently contradicts itself.
Pareidolia – Perception of meaningful patterns or images in random or vague stimuli.
Simulated reality – Hypothesis that reality could be a computer simulation.