- The definition of a diagnosis is the process of finding out what is causing symptoms, a disease or injury in a patient and the opinion reached based on the process.
An example of a diagnosis is a doctor researching the cause of their patient's back pain.
- the act or process of discovering or identifying a diseased condition by means of a medical examination, laboratory test, etc.
- a careful examination and analysis of the facts in an attempt to understand or explain something: a diagnosis of the economy
- a decision or opinion based on such examination
- Biol. a short scientific description for taxonomic classification
Origin of diagnosisModern Latin ; from Classical Greek diagnōsis, a distinguishing ; from diagignōskein, to distinguish: see dia- and amp; -gnosis
- Medicine a. The act or process of identifying or determining the nature and cause of a disease or injury through evaluation of patient history, examination, and review of laboratory data.b. The opinion derived from such an evaluation.
- a. A critical analysis of the nature of something.b. The conclusion reached by such analysis.
- Biology A brief description of the distinguishing characteristics of an organism, as for taxonomic classification.
Origin of diagnosisGreek diagnōsis, discernment, from diagignōskein, to distinguish : dia-, apart; see dia– + gignōskein, gnō-, to come to know, discern; see gnō- in Indo-European roots.
- (medicine) The identification of the nature and cause of an illness.
- The identification of the nature and cause of something (of any nature).
- (taxonomy) A written description of a species or other taxon serving to distinguish that species from all others. Especially, a description written in Latin and published.
From Latin diagnōsis, from Ancient Greek διάγνωσις (diágnōsis), from διαγιγνώσκειν (diagignóskein, “to discern”), from διά (diá, “apart”) + γιγνώσκειν (gignóskein, “to learn”).