During the routine eye exam the ophthalmologist observed arcus senilis encircling the iris and advised monitoring for any changes.

The geriatrician diagnosed marasmus senilis after observing the patient's severe weight loss and muscle wasting.

Researchers studied the effects of senilism on muscle strength in middle-aged patients.

My grandmother senilised quickly after the stroke, and we had to move her into care.

Exposure to the toxic chemical was suspected to senilise long-term residents.

Prolonged isolation and stress were senilising the retired teacher, gradually eroding his memory and confidence.

Despite his sharp mind in youth, Mr. Thompson senilises gradually, misplacing important documents and forgetting meetings.