The definition of a precinct is a part of a district or town set aside for police or voting purposes.(noun)
The part of a town that is under the control of one particular division of a police department is an example of a precinct.
See precinct in Webster's New World College Dictionary
Origin: ME precincte < ML praecinctum < L praecinctus, pp. of praecingere, to encompass < prae-, before (see pre-) + cingere, to surround, gird (see cinch)
See precinct in American Heritage Dictionary 4
Origin: Middle English precincte, a defined district or area
Origin: , from Medieval Latin praecīnctum
Origin: , from Latin
Origin: , neuter past participle of praecingere, to encircle
Origin: : prae-, pre-
Origin: + cingere, to gird; see kenk- in Indo-European roots.
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