The unjust or prejudicial treatment of different categories of people, especially on the grounds of ethnicity, age, sex, or disability.
Recognition and understanding of the difference between one thing and another.
The selection of a signal having a required characteristic, such as frequency or amplitude, by means of a discriminator.
From Late Latin discriminationem (nominative discriminatio), noun of action from past-participle stem of discriminare 'to divide, separate.' Sense of 'making invidious distinctions prejudicial to a class of persons' (usually based on race/colour).