tur·bi·nate /ˈtɝbənət, ˌnet/
  (a.)陀螺狀的;倒圓錐形的
  tur·bi·nate /ˈtɝbənət, ˌnet/ 形容詞
  甲介形的,鼻甲,鼻甲的,陀螺狀的,倒圓錐形的,甲介骨的,像陀螺旋轉的
  Tur·bi·nate v. i. To revolve or spin like a top; to whirl. [R.]
  ◄ ►
  Tur·bi·nate Tur·bi·na·ted a.
  1. Whirling in the manner of a top.
     A spiral and turbinated motion of the whole.   --Bentley.
  2. Bot. Shaped like a top, or inverted cone; narrow at the base, and broad at the apex; as, a turbinated ovary, pericarp, or root.
  3. Anat. Turbinal.
  4. Zool. Spiral with the whorls decreasing rapidly from a large base to a pointed apex; -- said of certain shells.
  ◄ ►
  turbinate
       adj 1: of or relating to the scroll-shaped turbinate bones in the
              nasal passages
       2: in the shape of a coil [syn: coiling, helical, spiral,
           spiraling, volute, voluted, whorled]
       n : any of the scrolled spongy bones of the nasal passages in
           man and other vertebrates [syn: turbinate bone, turbinal]