Dī'ag-nōs'tic1, a.
a. Pertaining to, or furnishing, a diagnosis; indicating the nature of a disease.
2 entries under this word
Diagnostic
Dī'ag-nōs'tic2, n.
n. [Gr. διαγνωστικός, able to distinguish, from διαγιγνώσκειν; Fr. diagnostique. See supra.] The mark or symptom by which a disease is known or distinguished from others.