1. To make a distinction; to recognize a difference:
* This meaning is usually neutral.
* Example: "The doctor was able to discriminate between the two diseases based on the patient's symptoms."
2. To treat someone differently based on their group membership (e.g., race, religion, gender, etc.):
* This meaning is almost always negative.
* Example: "It is illegal to discriminate against someone based on their race."
It's important to pay attention to the context when you encounter the word "discriminate" to understand its intended meaning.