0 the fact of not supporting any of the sides involved in an argument:
The state must ensure the independence and impartiality of the justice system.
He is often chosen as a mediator, reflecting his reputation for impartiality.
Showing absolute impartiality and neutrality was vital to avoid charges of favouritism.
Correspondents generally strike an air of stern impartiality.
Defence lawyers questioned the impartiality of the military officers who will sit as both judges and jury.
