The meaning of diagnose is to recognize (something, such as a disease) by signs and symptoms. How to use diagnose in a sentence. See examples of diagnose used in a sentence.
To determine or distinguish by diagnosis 2. To distinguish or identify (a disease, for example) by diagnosis. To identify (a person) as having a particular disease or condition by means of a diagnosis.
May 1, 2025nearly one in five hospitalized adults is harmed or dies each year due to a diagnostic error. Diagnostic errors include a delay in diagnosis, a wrong diagnosis, or unclear communication. Definition of diagnose verb in oxford advanced learner's dictionary.