diagnose
verb (used with object)
to determine the identity of (a disease, illness, etc.) by a medical examination.
diagnosed
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past participleof diagnose.past participle
A verb form used in perfect and passive verb constructions and that can also function as a modifier.
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past tense formof diagnose.past tense
Used to describe completed actions or previous habitual actions.
diagnoseverb (used with object)to determine the identity of (a disease, illness, etc.) by a medical examination.
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.
Bipolar disorder was suspected by psychiatric nurse practitioner Rebecca Jollotta and diagnosed by Tewksbury State Hospital and later by Dr. Kirk Heilbrun, the prosecution’s forensic psychology expert.
From Salon ● Sep. 2, 2026
Then two years ago, he was diagnosed with Alzheimer's disease.
From BBC ● Aug. 31, 2026
She said she was diagnosed with Stage 2 bone cancer.
From Los Angeles Times ● Aug. 30, 2026
Anyone who had already been diagnosed with heart failure or who had been prescribed other sleep medications was excluded.
From Science Daily ● Aug. 29, 2026
And then I got diagnosed with depression, and I started on my first round of medication, and I couldn’t focus on the game at all.
From "Darius the Great Is Not Okay" by Adib Khorram
