īṣā́ f. (said to be fr. 1. īṣ), the pole or shafts of a carriage or plough
(e), f. du. (e) the double or fork-shaped pole, [RV. iii, 53, 17]; [viii, 5, 29]; [AV. viii, 8, 23]; [xi, 3, 9]; [ŚBr.]; [KātyŚr.]; [MBh.] &c.
a plank, board, [VarBṛS.]
a particular measure, [Śulb.]