urváśī f. (fr. uru and √ 1. aś, ‘to pervade’, see [M.M., Chips, vol. ii, p. 99]), ‘widely extending’, N. of the dawn (personified as an Apsaras or heavenly nymph who became the wife of Purū-ravas), [RV.]; [AV. xviii, 3, 23]; [VS.]; [ŚBr.]; [Vikr.] &c.
N. of a river, [MBh. xii.]