/ suːˌpɪəriˈɒrəti; sjuː-; NAmE suːˌpɪriˈɔːr-; -ˈɑːr-/ noun [ U ]
1.
superiority (in sth) | superiority (to / over sth/sb) the state or quality of being better, more skilful, more powerful, greater, etc. than others :
the superiority of this operating system
to have naval / air superiority (= more ships / planes than the enemy)
2.
behaviour that shows that you think you are better than other people :
an air of superiority
OPP inferiority