polarized receptacle

polarized receptacle

[′pō·lə‚rīzd ri′sep·tə·kəl] (electricity) A receptacle designed for use with a polarized plug, to ensure that the grounded side of an alternating-current line or the positive side of a direct-current line is always connected to the same terminal on a piece of equipment.

polarized receptacle

polarized receptacle An electric receptacle having contacts arranged so that a mating plug can be inserted in it in only one orientation.