su ‧ per ‧ i ‧ or ‧ i ‧ ty /suːˌpɪəriˈɒrəti, suːˌpɪəriˈɒrɪti $ sʊˌpɪriˈɔː-, -ˈɑː-/ BrE AmE noun [uncountable]
1 . the quality of being better, more skilful, more powerful etc than other people or things OPP inferiority
superiority of
the supposed superiority of the male sex
superiority over
the intellectual superiority of humans over other animals
superiority in
US superiority in air power
2 . an attitude that shows you think you are better than other people – used to show disapproval:
Janet always spoke with an air of superiority.
his sense of superiority