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size–weight illusion

the tendency to judge density when trying to judge weight; a person may be influenced by the size of an object and thus perceive a large object as weighing less than an equally heavy but smaller, denser object. Also called Charpentier’s illusion.

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Psychology term of the day

May 9th 2024

contraception

contraception

n. any method intended to prevent conception, that is, the natural fertilization of the female ovum by the male spermatozoa. See birth control. —contraceptive n., adj.