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 a degenerative neurological disorder, typified by difficulties in movement, forinstance a continual rapid tremor in the limbs, a lack of sensory-motor co-ordination and atendency to be continually tired. The condition is thought to be caused by problems in theproduction of the neurotransmitter dopamine.

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Psychology term of the day

June 21st 2021

pervasive developmentdisorder (PDD)

refers to a group of five disorders characterised by delays inthe development of multiple basic functions includingsocialisation andcommunication. The most commonly known PDD is autism.