n. formerly, an institution for the treatment and convalescence of individuals with chronic diseases, such as rheumatism, tuberculosis, neurological disorders, or mental disorders. Also called sanitarium.
skewed perceptual experience. Examples include the distorted images produced by dreams or hallucinogenic drugs, geometric illusions (e.g., the Müller-Lyer illusion), visions occurring in states of sensory deprivation or dehydration, and distortions produced by modifying auditory stimuli. Perceptual distortion may also occur as a consequence of acquired brain injury. See also metamorphopsia.