adravyam [na. ta.] A worthless thing, an object which is good for nothing; nādravye vihitā kācit kriyā phalavatī bhavet H. Pr.43; hence, a worthless or bad pupil or recipient of instruction; vineturadravyaparigraha eva buddhilāghavaṃ prakāśayati M.1; adravyametya bhuvi śuddhanayo'pi mantrī Mu.7.14. kriyā hi dravyaṃ vinayati nādravyam Kau. A.1.5.