vertilis

vertilis [CL vertere+-ilis; cf. LL vertibilis] 1 capable of turning, rotating, or revolving. b (fig.) capable of turning, changing, or being turned or changed, changeable, inconstant. apium emeroydarum, ut quidam volunt, habet radicem rotundam sed compressam ad modum ~is et ex medio partis inferioris exit unica radix SB 11.  b est igitur ex natura sua ~is per adnihilationem, non autem mortalis per resolutionem, sed naturaliter immortalis Peckham QA 24. 2 (w. ref. to linear arrangement) winding. angelus militem introduxit per gradus circulares et ~es J. Yonge Vis. Purg. Pat. 10.