discriminator

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noun dis·crim·i·na·tor \dis-ˈkri-mə-ˌnā-tər\

Definition of discriminator

  1. :  one that discriminates; especially :  a circuit that can be adjusted to accept or reject signals of different characteristics (as amplitude or frequency)

1828

First Known Use of discriminator

1828

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rude, impolite, or socially unacceptable

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