nā́ka m. (√ nam [?]; according to [Br.] & [Nir.] fr. 2. ná + 2. -áka, ‘where there is no pain’ [?]; cf. [Pāṇ. vi, 3, 75] and below mfn.) vault of heaven (with or scil. divás), firmament, sky (generally conceived as threefold, cf. tri-diva, tri-nāka, and [AV. xix, 27, 4]; in [VS. xvii, 67] there is a fivefold scale, viz. pṛthivī, antari-kṣa, div, divo-nāka, and svar-jyotis), [RV.] &c. &c.
the sun, [Naigh. i, 4]
N. of a Maudgalya, [ŚBr.] &c.
of a myth. weapon of Arjuna, [MBh.]
of a dynasty, [VP.]
nā́ka mfn. painless, [ChUp. ii, 10, 5.]