precinct (n.) Look up precinct at Dictionary.com
c.1400, prasaynt (mid-15c. as precincte), "district defined for purposes of government or representation," from Medieval Latin precinctum "enclosure, boundary line," noun use of neuter past participle of Latin praecingere "to gird about, surround," from prae- "before" (see pre-) + cingere "to surround, encircle" (see cinch (v.)).