rĕvŏlūbĭlis, e, adj. [revolvo],
that may be rolled back (poet.): pondus (i. e. saxum), Ov. Ib. 193: unda, Sil. 15, 237: orbita, Aus. Ecl. Nomin. Sept. Dier. 12.—Fig.: juro ego Fatorum nulli revolubile carmen, Prop. 4 (5), 7, 51: saxum, Sil. 11, 476.
revolūbilis e, adj.re-+3 VOL-, to be rolled back : pondus (i. e. saxum), O. ...
An Elementary Latin Dictionary