Definition of "fidelity" []

  • Faithfulness to obligations, duties, or observances. (noun)
  • Exact correspondence with fact or with a given quality, condition, or event; accuracy. (noun)
  • The degree to which an electronic system accurately reproduces the sound or image of its input signal. (noun)
  • Devotion to duties, obligations, etc; faithfulness (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.

  • Loyalty or devotion, as to a person or cause (noun)
  • Faithfulness to one's spouse, lover, etc (noun)
  • Adherence to truth; accuracy in reporting detail (noun)
  • The degree to which the output of a system, such as an amplifier or radio, accurately reproduces the characteristics of the input signal (noun) (c) HarperCollins Publishers Ltd 2016

Use "fidelity" in a sentence
  • "Loyalty is indeed something more than fidelity to one's country and Government, based upon a sense of interest or of obligation: it is _fidelity based upon love_."
  • "He thanked me many times for what he termed my fidelity to his sainted friend."
  • "Sexual fidelity is akin to religious fidelity — “not an avoidance of risk, but the creation of a context in which grace can abound.”"