íriṇa n. (√ ṛ, ‘to go’, [Uṇ. ii, 51]; connected with irā), a water-course
a rivulet, well, [RV.]
any excavation in the ground, a hollow, hole, [AV.]; [TS.]; [ŚBr.]; [KātyŚr.]
a dice-board, [RV. x, 34, 1]
a desert, an inhospitable region
a bare plain, barren soil
salt soil, [Mn.]; [Yājñ.]; [MBh.] &c.