(algebra) An expression that gives information about the roots of a polynomial; for example, the expression D = b² - 4ac determines whether the roots of the quadratic equation ax² + bx + c = 0 are real and distinct (D > 0), real and equal (D = 0) or complex (D < 0).

(intransitive) To make distinctions. / To treat or affect differently, depending on differences in traits. / (intransitive, construed with against) To make decisions based on prejudice.

Having the difference marked; distinguished by certain tokens.

simple past tense and past participle of discriminate

Having or relating to the ability to discriminate between things. / (of an element, feature, attribute, etc.) Which serves to distinguish its bearer.

plural of discriminator

A person who discriminates or differentiates. / A test or variable, etc. that serves to distinguish between different things.

present participle of discriminate

Able to perceive fine distinctions between similar things; perceptive / Having a discerning judgment or taste

Involved in discrimination. / (palmistry) Applied to the line which marks the separation between the hand and the arm.