diagnose
verb (used with object)
to determine the identity of (a disease, illness, etc.) by a medical examination.
has diagnosed
-
present perfectof diagnose (3rd person singular).present perfect
Used to describe actions that started in the past and continue into or have direct relevance to the present.
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.
“Ireland has diagnosed itself accurately but it has so far declined the treatment.”
From The Wall Street Journal ● Sep. 15, 2026
Her stomach issues also have not improved, and a doctor in Colombia has diagnosed her with a severe bacterial infection.
From Slate ● Feb. 3, 2026
When asked about provider shortages in rural areas, he raved about an article he read describing "an AI nurse that you cannot distinguish from a human being, that has diagnosed as good as any doctor."
From Salon ● Jan. 30, 2025
There is disagreement about the degree of impairment, with a defense neurologist describing it as “moderate dementia,” while a prosecution neuropsychologist has diagnosed him with “mild cognitive impairment.”
From Los Angeles Times ● Aug. 22, 2023
The parson nodded contentedly, like a doctor does when the patient enumerates one after the other, symptoms of the disease which he has diagnosed beforehand.
From The Undying Past by Hermann Sudermann
