1. Personal knowledge about the world gained through direct, first-hand involvement in everyday events rather than through representations constructed by other people. It may also refer to knowledge of people gained from direct face-to-face interaction rather than through a technological medium.
2. In phenomenology, our situated, immediate, activities and encounters in everyday experience, prereflexively taken for granted as reality rather than as something perceived or represented: see alsonatural attitude.
3. From Althusser's structuralist Marxist perspective, all human activity, which he emphasized is not a given or pure ‘reality’, but a ‘peculiar relationship to the real’ which is ‘identical with’ ideology.