west (subs.) Copy link Outline 1. occĭdens2. occāsus, ūs (or occasus solis) • west (subs.): 1. occĭdens: from east to w., ab oriente ad occidentem, Cic. N. D. 2, 66, 164. 2. occāsus, ūs (or occasus solis): towards the w., in occasum, Virg. Aen. 11, 317: rain coming from the w., ab occasu veniens imber, ib. 9, 668: the aspect of Aquitania is between w. and north, Aquitania spectat inter occasum solis et septentriones, Caes. B. G. 1, 1. Phr.: the extreme east or w., orientis aut obeuntis solis ultimae partes, Cic. Rep. 6, 20, 22: the region of the w., vespertina regio, Hor. S. 1, 4, 30.