Prejudice comes from the words 'to judge before'. It is forming an unfavourable opinion or feeling about a person or a group of people, without a full examination of the situation. In theory, it is possible for somebody to be prejudiced without anybody else knowing about it.
Discrimination is making a distinction against a person or thing based on the group, class or category they belong to, rather than basing any action on individual merit.
A simple distinction between prejudice and discrimination is that prejudice is to do with attitude, discrimination is to do with action.
Forms of discrimination include:
Discrimination can be committed by individuals, groups or institutions.
Positive discrimination is where a particular group is given special privileges to compensate for a perceived disadvantage. For example, disabled people can often access parking spaces closest to a building's entrance.