diagnostic

//ˌdaɪ.əɡˈnɒs.tɪk//
B2Frequency Level 10Technical
Visual representation of diagnostic

Adjective

diagnosticCanonical form
1

Relating to the identification of an illness, problem, or condition through examination and analysis.

The doctor ordered several diagnostic tests to determine the cause of her symptoms.

2

Serving to identify or characterize something; distinctive or indicative.

The bright red spots are diagnostic of this particular disease.

Noun

diagnosticSingular
diagnosticsPlural
1

A test, procedure, or tool used to identify a disease, problem, or condition.

The doctor ordered several diagnostics to determine the cause of the patient's symptoms.

2

A symptom or characteristic that helps identify a particular condition or problem.

A persistent cough can be a diagnostic of respiratory illness.