sundowning

== English == === Etymology === From sundown + -ing. === Noun === sundowning (uncountable) (medicine, psychology, psychiatry) A state of agitation, confusion, or delirium, especially in patients suffering from Alzheimer's disease, which begins each evening and which is alleviated by daylight. Synonyms: nocturnal delirium, sundowner syndrome ==== Related terms ==== sundowner ==== Translations ==== === Verb === sundowning present participle and gerund of sundown === See also === seasonal affective disorder