Definition of "discriminator" [dis•crim•i•na•tor]

• One that discriminates. (noun)
• Electronics A device that converts a property of an input signal, such as frequency or phase, into an amplitude variation, depending on how the signal differs from a standard or reference signal. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "For the purposes of this Act, a person (in this subsection referred to as the discriminator) discriminates against another person (in this subsection referred to as the aggrieved person) on the ground of the marital status of the aggrieved person if, by reason of:"
• "O'Brien may feel that her rights were violated and that the university's actions were discriminator, which is where the problem comes in."
• "The story is written with a nineteenth-century Sherlockian flavor, although the "discriminator" hero Henghis Hapthorn lacks Holmes 'deduction skills."