1. the practice of unfairly treating a person or group of people differently from other people or groups of people
2. the ability to recognize the difference between things that are of good quality and those that are not
3. the ability to see or make small differences between things

Examples

• The company was sued for racial discrimination in hiring practices.
• Age discrimination in the workplace is illegal in many countries.
• She showed great discrimination in choosing her art collection.
• His discrimination between fine wines impressed the sommelier.
• The law prohibits discrimination based on gender or religion.
• Good discrimination is essential when selecting quality ingredients.
• The test measures color discrimination ability.