Apte Sanskrit-English Dictionary
a. [uṣ-nak Uṇ. 3. 2] 1 Hot, warm; ºaṃśuḥ, ºkaraḥ &c.
2 Sharp, strict, active; ādade nātiśī- toṣṇo nabhasvāniva dakṣiṇaḥ R. 4. 8 (where uṣṇa has sense 1 also).
3 Pungent, acrid (as a rasa).
4 Clever, sharp.
5 Choleric, warm, passionate. ṣṇaḥ, ṣṇaṃ 1 Heat, warmth.
2 The hot season (grīṣma); Ms. 11. 114.
3 Sunshine.
4 A deep or feverish sigh. ṣṇaḥ An onion. ṣṇā 1 Warm- th, heat.
2 Consumption....