Adjective has 4 senses

• discriminatory(a = adj.all) prejudiced - being biased or having a belief or attitude formed beforehand; "a prejudiced judge"

Derived form verb discriminate₂

• discriminatory(s = adj.all) invidious - containing or implying a slight or showing prejudice; "discriminatory attitudes and practices"; "invidious comparisons"

Derived form verb discriminate₂

• discriminatory(s = adj.all) discriminative - capable of making fine distinctions;

Derived form verb discriminate₁, verb discriminate₃

• discriminatory(s = adj.all) preferential - manifesting partiality; "a discriminatory tax"; "a preferential shop gives priority or advantage to union members in hiring or promoting"; "preferential tariff rates"; "preferential treatment"

Derived form verb discriminate₂