Lewis & Short

rē̆-clīvis, e (also -vus, a, um), adj. [clivus], leaning backwards, sloping, inclined (late Lat.): campo ad solem reclivi, Pall. 1, 6, 15: tabulae, id. 7, 2, 3 (al. reclines).
Form reclivus: nave reclivā, Ven. Fort. Mart. 3.