Entry 5 senses · 2 variants Webster, 1913 Turbinate · Tur·bi·nate · IPA v. i. a. 01 v. i. To revolve or spin like a top; to whirl. 1. To revolve or spin like a top; to whirl.[R.] 02 a. Whirling in the manner of a top. 1. Whirling in the manner of a top. “A spiral and turbinated motion of the whole.” — Bentley. 2. Shaped like a top, or inverted cone; narrow at the base, and broad at the apex; as, a turbinated ovary, pericarp, or root.(Bot.) 3. Turbinal.(Anat.) 4. Spiral with the whorls decreasing rapidly from a large base to a pointed apex; -- said of certain shells.(Zool.)