Discrimination – the unjust or prejudicial treatment of different categories of people, esp., on the grounds of race, age or sex, etc.

• Is there racial discrimination in your country?
• It’s unfair to show discrimination against immigrants.
• People suffering from AIDS often experience social discrimination.

Positive discrimination – The act of giving advantage to those groups in society that are often treated unfairly because of their race, sex, religion, etc.

• Reservation of jobs for low-caste Indians within the country’s public sector is a form of positive discrimination.
• Reservation of seats for senior citizens and females in KSRTC is welcome positive discrimination.
• Giving housing loans to the BPL group at a reduced rate of interest is a positive discrimination.