photic driving

the effect in which the electrical activity of cortical neurons, as measured via electroencephalography, is altered by rhythmically presented light stimuli, such that the frequency of the activity becomes synchronized with the flashing or pulsing of the photic stimulation. See also rhythmic stimulation.

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Psychology term of the day

January 3rd 2025

unipolar disorder

persistent or pervasive depression that does not involve a manic episode, a hypomanic episode, or a mixed episode. As such, it contrasts with bipolar disorder. The term is sometimes used synonymously with major depressive disorder. Also called unipolar depression.