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decoder

[dee-koh-der]
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noun
  1. a person who decodes messages or the like.
  2. a device for decoding cryptograms, codes, or the like, as an electric or electronic apparatus that transforms arbitrary input signals into letters, words, etc.
  3. Navigation. an electronic circuit designed to respond only to certain signals and to reject others.
  4. Computers. a circuit designed to produce a single output when actuated by a certain combination of inputs.
  5. Television. a box attached to a television set containing circuitry to unscramble encoded signals, as cable-television programs or closed captions, so that the signals can be displayed on the screen.

Origin of decoder

First recorded in 1915–20; decode + -er1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for decoder

linguist, scholar, artist, writer, philosopher, commentator, exponent, editor, adapter, polyglot, cryptologist, decoder, dragoman, cryptographer, spokesperson, professor, guide, critic, speaker, delegate

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decoder in Science

decoder

[dē-kō′dər]
  1. An electronic or software device that converts telecommunication signals from their transmitted form into a form interpretable to other devices or to human beings.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.