·adj Turbinal.
II. Turbinated ·adj Whirling in the manner of a top.
III. Turbinated ·adj Spiral with the whorls decreasing rapidly from a large base to a pointed apex;
— said of certain shells.
IV. Turbinated ·adj Shaped like a top, or inverted cone; narrow at the base, and broad at the apex; as, a turbinated ovary, pericarp, or root.