Find over 25,000 psychological definitions

progressive supranuclear palsy

a progressive neurological disorder usually starting in the 6th decade of life and characterized by oculomotor palsy, with downward gaze particularly affected. The condition may be accompanied by parkinsonism, postural instability, speech and swallowing difficulties, dystonia, personality changes, and typically mild cognitive impairment. Pathology often shows loss of neurons and gliosis in various regions of the brainstem, basal ganglia, and midbrain. Also called Steele–Richardson–Olszewski syndrome; supranuclear palsy.

Browse dictionary by letter

a b c d e f g h i j k l m n o p q r s t u v w x y z

Psychology term of the day

February 26th 2024



n. a feeling of intense pleasure and elation, including that experienced in some mystical states, during orgasm, with aesthetic reveries, and in drug-induced states. Such extreme euphoria also may occur in the context of a hypomanic episode or a manic episode. —ecstatic adj.


n. the popular name for MDMA.