turbinal

/T ER1 B IH0 N AH0 L/
noun
  1. 1

    A turbinate bone.

adjective
  1. 1

    Having the shape of a cone resting on its apex.

  2. 2

    Rolled in a spiral; scroll-like; turbinate; applied to the thin, plicated, bony or cartilaginous plates which support the olfactory and mucous membranes of the nasal chambers.

Source: https://en.wiktionary.org/wiki/turbinal