ruīnōsus, a, um, adj. ruina, of buildings. Tumbling down, going to ruin, ruinous (rare but class.): aedes, * Cic. Off. 3, 13, 54: parietes, Sen. Ira, 3, 35 fin. (better rimosos).

—* Poet., transf., that has already fallen, ruined, in ruins: ruinosas occulit herba domos, Ov. H. 1, 56.

—Plur. subst.: ruīnōsa, ōrum, ruins: instaurare, Vulg. Ezech. 36, 33; 33, 27.