(medicine) The identification of the nature and cause of an illness. / The identification of the nature and cause of something (of any nature).

(nonstandard, proscribed, rare) Synonym of diagnose

(medicine) The process of determining which disease, from a set of possible candidates, is causing a patient's symptoms.

The estimated identification of the disease underlying a patient's complaints based merely on signs, symptoms and medical history of the patient rather than on laboratory examination or medical imaging.

An attempt to identify medical conditions in oneself. / The ability of a system to identify problems within itself.

(medicine, pathology) A diagnosis made by means of a physical examination of a patient.