pra-dív f. (fr. 3. div, ‘heaven’; nom. -dyaús) the third or highest heaven (in which the Pitṛs are said to dwell), [AV.]
the fifth of seven heavens, [ŚāṅkhBr.]
pra-dív mfn. (fr. 3. div, ‘day’ [cf. Lat. diu]) existing from olden times, ancient, [RV.]