regulator

• POS: Noun
• HYPHEN: reg=u=la=tor

CIDE DICTIONARY

regulator, n. 

•  One who, or that which, regulates.  [1913 Webster]
•  A contrivance for regulating and controlling motion  [1913 Webster]
•  A clock, or other timepiece, used as a standard of correct time. See Astronomical clock (a), under Clock.  [1913 Webster]
•  A member of a volunteer committee which, in default of the lawful authority, undertakes to preserve order and prevent crimes; also, sometimes, one of a band organized for the comission of violent crimes.  [1913 Webster]

  "A few stood neutral, or declared in favor of the Regulators."  [1913 Webster]