ololiuqui

n. the seed of a Latin American vine, Rivea corymbosa, which contains substances chemically related to LSD but less potent. Ololiuqui was first described in the reports of the 16th-century Spanish physician Francisco Hernández while studying the indigenous peoples of Mexico, who used it for both medicinal and religious purposes.

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Psychology term of the day

October 18th 2024

Fechner’s paradox

the apparent increase in the brightness of a figure caused by closing one eye after viewing the figure with both eyes open. [Gustav Theodor Fechner]