Regulation /(-l?"sh?n)/

Reg·u·la·tion

Regulation

n.
  1. The act of regulating, or the state of being regulated.
    The temper and regulation of our own minds.
  2. A rule or order prescribed for management or government; prescription; a regulating principle; a governing direction; precept; law; as, the regulations of a society or a school.

Phrases & Compounds
Regulation sword, cap, uniform,
a sword, cap, uniform, etc., of the kind or quality prescribed by the official regulations.