lead-pipe rigidity

muscular rigidity that produces a smooth, steady resistance to passive movement of the limbs of people with parkinsonism or cerebral palsy. Compare cogwheel rigidity.

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Psychology term of the day

February 20th 2025

dual representation

the ability to comprehend an object simultaneously as the object itself and as a representation of something else. For example, a photograph of a person can be represented both as the print itself and as the person it depicts. Also called dual encoding; dual orientation.