diagnose
verb
di·ag·nose
ˈdī-ig-ˌnōs 
-ˌnōz,
ˌdī-ig-ˈnōs
-ˈnōz,
-əg-
diagnosed; diagnosing
1
a
: to recognize (something, such as a disease) by signs and symptoms
The other method of diagnosing gallstones is through an ultrasound examination, which has the advantages of being simple, safe and quick.—
G. Timothy Johnson
G. Timothy JohnsonPulmonary embolus was diagnosed in two of the actively treated patients …—Richard D. Sautter et al.
Richard D. Sautter et al.
b
: to recognize a disease or condition in
The physicist and cosmologist was diagnosed with Lou Gehrig's disease when he was a 21-year-old student at Cambridge University.—Maria Cheng
Maria Cheng2
: to analyze the cause or nature of
The mechanic diagnosed the problem with the engine.
: to identify a disease from its signs and symptoms : to make a diagnosis
Examples of diagnose in a Sentence
The test is used to help in diagnosing heart disease.
Thousands of new cases have been diagnosed in the past year.
The doctor was unable to diagnose the skin condition.
a new doctor with little experience diagnosing patients
The mechanic was unable to diagnose the problem.
Recent Examples on the Web
In 2015, he was diagnosed with cancer that spread to his brain.
—Phillip M. Bailey, USA TODAY, 14 Dec. 2024
When diagnosed, people with elevated bilirubin levels have average survival rates of 1-4 years.
—Mark Gurarie, Health, 13 Dec. 2024
This announcement came after he was diagnosed with early-stage prostate cancer.
—Thomas G. Moukawsher, Newsweek, 13 Dec. 2024
In 2021 Vitale was diagnosed with melanoma and then lymphoma.
—Zach Powell, The Athletic, 13 Dec. 2024
See all Example Sentences for diagnose 
Examples are automatically compiled from online sources to
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Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
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Phillip M. Bailey, USA TODAY, 14 Dec. 2024
When diagnosed, people with elevated bilirubin levels have average survival rates of 1-4 years.
—Mark Gurarie, Health, 13 Dec. 2024
This announcement came after he was diagnosed with early-stage prostate cancer.
—Thomas G. Moukawsher, Newsweek, 13 Dec. 2024
In 2021 Vitale was diagnosed with melanoma and then lymphoma.
—Zach Powell, The Athletic, 13 Dec. 2024
See all Example Sentences for diagnose
Articles Related to diagnose
Dictionary Entries Near diagnose
Cite this Entry
“Diagnose.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/diagnose. Accessed 21 Dec. 2024.
Copy CitationKids Definition
diagnose
verb
di·ag·nose
ˈdī-ig-ˌnōs
-ˌnōz
-ˌnōz
ˌdī-ig-ˈnōs,
-ˈnōz
diagnosed; diagnosing
: to recognize by signs and symptoms : make a diagnosis
diagnose a disease
diagnose a play in football
Medical Definition
diagnose
verb
di·ag·nose
ˈdī-ig-ˌnōs
-ˌnōz
-ˌnōz
ˌdī-ig-ˈ,
-əg-
diagnosed; diagnosing
1
: to recognize (as a disease) by signs and symptoms
2
: to diagnose a disease or condition in
diagnosed the patient
: to make a diagnosis
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