Headpiece /(-pēs`)/

Head·piece

Headpiece

n.
  1. Head.
    In his headpiece he felt a sore pain.
  2. A cap of defense; especially, an open one, as distinguished from the closed helmet of the Middle Ages.
  3. Understanding; mental faculty.
    Eumenes had the best headpiece of all Alexander's captains.
    — Prideaux.
  4. An engraved ornament at the head of a chapter, or of a page.