onomatopoeia

n. the formation of a word whose sound replicates to a recognizable degree the sound of the thing or action that it represents, such as hiss, smack, or cuckoo. See also iconic symbol. —onomatopoeic adj.

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Psychology term of the day

December 22nd 2024

retinal image

the inverted picture of an external object formed on the retina of the eye. The resolution of the image varies with the diameter of the pupil, the focus becoming sharper as illumination of the object increases and the aperture of the pupil decreases.