diagnose

verb
di·​ag·​nose | \ ˈdī-ig-ˌnōs How to pronounce diagnose (audio) , -ˌnōz, ˌdī-ig-ˈnōs How to pronounce diagnose (audio) , -ˈnōz, -əg- \
diagnosed; diagnosing

Definition of diagnose

transitive verb

1a : 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 Pulmonary embolus was diagnosed in two of the actively treated patients …— 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
2 : to analyze the cause or nature of The mechanic diagnosed the problem with the engine.

intransitive verb

: to identify a disease from its signs and symptoms : to make a diagnosis

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Other Words from diagnose

diagnosable or diagnoseable \ ˌdī-​ig-​ˈnō-​sə-​bəl How to pronounce diagnoseable (audio) , -​əg-​ , -​zə-​ \ adjective

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.
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Recent Examples on the Web Three different tests are available at UA to diagnose and track the virus: an antibody test, Polymerase Chain Reaction (PCR) test and an antigen test. Grace Oldham, The Arizona Republic, "Arizona's major universities will open for the fall semester. Here's how and when they plan to do it," 31 July 2020 Teladoc doctors, who work in a variety of disciplines, can usually diagnose and treat most medical problems virtually by discussing patients' symptoms. Paul R. La Monica, CNN, "Going to the doctor for routine checkups may be a thing of the past," 30 July 2020 To proceed with the research, the North Texas Genome Center needed federal certification for processing human samples to diagnose, prevent and treat diseases. Dallas News, "How a renowned scientist used her personal network to transform UTA’s North Texas Genome Center into a COVID-19 testing facility," 29 July 2020 Nasal swabs, or nasopharyngeal cultures, have been mentioned since the early 20th century and are routinely used to diagnose respiratory infections, whether caused by bacteria, fungi or viruses. Miriam Fauzia, USA TODAY, "Fact check: No, the COVID-19 nasal test doesn't swab the blood-brain barrier," 9 July 2020 And those stereotypes can affect everything from the way police diagnose danger to who gets interviewed for jobs to which students get attention from professors. Kassie Brabaw, Scientific American, "Stereotypes Harm Black Lives and Livelihoods, but Research Suggests Ways to Improve Things," 8 July 2020 To diagnose Guillain-Barre Syndrome, neurologists perform a detailed neurological exam. Aarti Sarwal, The Conversation, "Rare neurological disorder, Guillain-Barre Syndrome, linked to COVID-19," 7 July 2020 In response, Rai says that the Oura ring is in early stages of development and that the device’s primary use will be not to diagnose but to indicate when a player needs a second test. Eric Niiler, Wired, "Tech That Could Help Pro Sports Adapt to the Pandemic," 7 July 2020 Within days, doctors would also diagnose septic shock, respiratory failure, a lung infection and a host of other ailments. Peter Van Sant, CBS News, "Casey Kasem's wife, children accused each other of "killing" radio icon," 4 July 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'diagnose.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of diagnose

circa 1841, in the meaning defined at transitive sense 1a

History and Etymology for diagnose

back-formation from diagnosis

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Time Traveler for diagnose

Time Traveler

The first known use of diagnose was circa 1841

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Statistics for diagnose

Last Updated

3 Aug 2020

Cite this Entry

“Diagnose.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/diagnose. Accessed 6 Aug. 2020.

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More Definitions for diagnose

diagnose

verb
How to pronounce diagnose (audio) How to pronounce diagnose (audio)

English Language Learners Definition of diagnose

: to recognize (a disease, illness, etc.) by examining someone
: to recognize a disease, illness, etc., in (someone)
: to find the cause of (a problem)

diagnose

verb
di·​ag·​nose | \ ˈdī-əg-ˌnōs How to pronounce diagnose (audio) \
diagnosed; diagnosing

Kids Definition of diagnose

: to recognize (as a disease) by signs and symptoms The test is used for diagnosing strep throat.

diagnose

verb
di·​ag·​nose | \ ˈdī-ig-ˌnōs How to pronounce diagnose (audio) , -ˌnōz How to pronounce diagnose (audio) , ˌdī-ig-ˈ, -əg- \
diagnosed; diagnosing

Medical Definition of diagnose

transitive verb

1 : to recognize (as a disease) by signs and symptoms
2 : to diagnose a disease or condition in diagnosed the patient

Other Words from diagnose

diagnosable also diagnoseable \ ˌdī-​ig-​ˈnō-​sə-​bəl, -​əg-​, -​zə-​ How to pronounce diagnoseable (audio) \ adjective

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Comments on diagnose

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