a. (kī f.) 1 Final, last, concluding; vidadhe vidhimasya naiṣṭhikaṃ R. 8. 25.

2 Decided, definitive, conclusive (as a reply.).

3 Fixed, firm, constant.

4 Highest, perfect.

5 Completely familiar with or versed in.

6 Vowing perpetual ab- stinence and chastity. kaḥ [niṣṭhā maraṇaṃ tatparyaṃtaṃ brahmacaryeṇa tiṣṭhati, niṣṭhā-ṭhak] A perpetual religious student who continues with his spiritual precep- tor...