Untouchability refers to discrimination on the basis of caste.
- It is the practice of excluding a group of people regarded as 'untouchables', resulting in the segregation and persecutions from the people regarded as "higher" caste.
- The term is most commonly associated with the treatment of the Dalit communities in the Indian subcontinent.
- Article 17 of the Indian Constitution abolishes untouchability and forbids its practise in any form.
- In 1976 the Untouchability Act 1955 was amended and renamed the Protection of Civil Rights act 1955.
- The term untouchability has not been defined in the constitution or in any act.


