difference threshold

the smallest difference between two stimuli that can be consistently and accurately detected on 50% of trials. Also called difference limen (DL); just noticeable difference (JND; jnd). See also Weber’s law.

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Psychology term of the day

March 9th 2025

period

1. the interval of time between the same point in successive cycles, such as sunset to sunset.

2. see frequency.

3. see menstruation.