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Definitions

dementia

[dih-men-shuh, -shee-uh] / dɪˈmɛn ʃə, -ʃi ə /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Preserving these connections is strongly associated with protection against the cognitive decline seen in dementia.

From Science Daily • May 31, 2026

John accompanied his grandchildren during most of their marathon challenge across the island of Ireland, while also going back to England to look after his partner who has dementia.

From BBC • May 28, 2026

Balancing sorrow with self-deprecation, Maron covers childhood abuse, his father’s dementia, evacuating his home with three cats during the L.A. fires and becoming the unlikeliest of Swifties.

From Los Angeles Times • May 27, 2026

"Brain age-related diseases like dementia are a major health concern worldwide," Shetty said.

From Science Daily • May 26, 2026

I drove down to speak with his doctor, who told me that Walter had advancing dementia, likely trauma-induced, and that he would need constant care.

From "Just Mercy" by Bryan Stevenson




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