DIAGNOSING definition: 1. present participle of diagnose 2. to recognize and name the exact character of a disease or a…. Learn more.

The meaning of DIAGNOSE is to recognize (something, such as a disease) by signs and symptoms. How to use diagnose in a sentence.

To distinguish or identify (a disease, for example) by diagnosis. 2. To identify (a person) as having a particular disease or condition by means of a diagnosis. 3. To analyze the nature or cause …

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She was diagnosed as having cancer. = She was diagnosed with cancer. The mechanic was unable to diagnose the problem. The mechanic diagnosed the problem as a faulty spark plug.

Dec 14, 2025 · diagnose (third-person singular simple present diagnoses, present participle diagnosing, simple past and past participle diagnosed) (transitive, medicine) To determine …

di•ag•nose /ˈdaɪəgˌnoʊs/ v., -nosed, -nos•ing. Medicine to determine the identity of (a disease, etc.) by an examination: [~ + object] He diagnosed cancer after the examination of the tissues. …

Definition of diagnose verb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

2 meanings: 1. to determine or distinguish by diagnosis 2. to examine (a person or thing), as for a disease.... Click for more definitions.

DIAGNOSE definition: to determine the identity of (a disease, illness, etc.) by a medical examination. See examples of diagnose used in a sentence.