nidAnaM 1 A band, rope, halter. 2 A rope for tying up a calf. 3 A primary cause, the first or essential cause; nidinamikzvAkukulasya saMtateH R. 3. 1 ; aTavA balamAraMBo nidAnaM kzayasaMpadaH Śi. 2. 94. 4 A cause in general; muMca mayi mAnamanidAnaM Gīt. 5. 5 (In medicine) Inquiry into the causes of a disease, pathology. 6 Diagnosis of a disease. 7 End, termination. 8 Purity, purification, correctness. 9 Claiming the reward of penitential acts. Comp. — sTAnaM one of the departments of medical science.