senile dementia

noun

, Pathology.

1. a syndrome of progressive, irreversible impairment of cognitive function, caused by organic factors and having its onset late in life.

senile dementia

noun

1. dementia starting in old age with no precipitating physical cause

Word History and Origins

Origin of senile dementia¹

First recorded in 1850–55

Example Sentences

Girls had to assist in caring for the elderly, including men suffering from senile dementia.

From BBC

There’s no evidence that he’s suffering from senile dementia, no matter how often ghoulish critics stitch together video clips of his gaffes.

From Los Angeles Times

I was uncertain if this referred to Bud or to a literal blue jay, or if, perhaps, we were heading into the territory of senile dementia.

From Literature

Many suffered from senile dementia or other debilitating conditions, and the intent was to protect them from injury in accidental falls.

From Washington Post

Mary said in an affidavit that her grandfather suffered from “senile dementia” and alleged that the will was “the product of undue influence and coercion” by Donald Trump and his siblings.

From Washington Post