phantasticum

n. (pl. phantastica) a category of drugs identified in the 1920s as capable of producing hallucinatory experiences. These drugs are now known as hallucinogens. [named by German toxicologist Louis Lewin (1850–1929)]

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Psychology term of the day

January 11th 2025

induced color

a color change in a visual field resulting from stimulation of a neighboring area, rather than from stimulation of the part of the field in which the change appears.