raya m. (√ rI ) the stream of a river, current, MBh. ; Kāv. &c.
Raya [from ri, riṇāti to let loose or flow, which is taken as ray at Dhātup 234, defined as "gamana," and at Dhātum 336 as "gati." The root ri itself is given at Dhātum 351 in meaning "santati," i.e. continuation. — On etymology cf. Vedic retaḥ; Latin rivus river = Gall, Renos "Rhine." See Walde, Latin Wtb. sub voce rivus] speed, literally current Abh 40. See rava 1 .