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
But those screeners don’t catch everyone, and getting diagnosed doesn’t automatically equate to getting effective treatment.
—Jennifer Brookland, Detroit Free Press, 19 June 2024
Applegate was diagnosed with multiple sclerosis in June 2021 and shared her illness publicly two months later.
—Denise Petski, Deadline, 19 June 2024
He was diagnosed with aphasia, a brain disorder that can occur after strokes and head injuries, and robs people of their ability to communicate.
—Sacha Pfeiffer, NPR, 19 June 2024
The Orioles’ Kyle Bradish suffered a sprain to his ulnar collateral ligament — for which Tommy John elbow reconstruction surgery is sometimes performed to repair — while the New York Yankees’ Gerrit Cole was diagnosed with nerve inflammation and edema in his elbow.
—Jacob Calvin Meyer, Baltimore Sun, 18 June 2024
See all Example Sentences for diagnose 
Jennifer Brookland, Detroit Free Press, 19 June 2024
Applegate was diagnosed with multiple sclerosis in June 2021 and shared her illness publicly two months later.
—Denise Petski, Deadline, 19 June 2024
He was diagnosed with aphasia, a brain disorder that can occur after strokes and head injuries, and robs people of their ability to communicate.
—Sacha Pfeiffer, NPR, 19 June 2024
The Orioles’ Kyle Bradish suffered a sprain to his ulnar collateral ligament — for which Tommy John elbow reconstruction surgery is sometimes performed to repair — while the New York Yankees’ Gerrit Cole was diagnosed with nerve inflammation and edema in his elbow.
—Jacob Calvin Meyer, Baltimore Sun, 18 June 2024
See all Example Sentences for diagnose
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'diagnose.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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Cite this Entry
“Diagnose.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/diagnose. Accessed 2 Jul. 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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