fidelity

[ fi-del-i-tee, fahy- ]
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noun,plural fi·del·i·ties.
  1. strict observance of promises, duties, etc.: a servant's fidelity.

  2. loyalty: fidelity to one's country.

  1. conjugal faithfulness.

  2. adherence to fact or detail.

  3. accuracy; exactness: The speech was transcribed with great fidelity.

  4. Audio, Video. the degree of accuracy with which sound or images are recorded or reproduced.

Origin of fidelity

1
First recorded in 1500–10; late Middle English fidelite (from Middle French ), from Latin fidēlitās, equivalent to fidēli- (stem of fidēlis “loyal,” equivalent to fidē(s) faith + -lis adjective suffix) + -tās-ty2

synonym study For fidelity

2. See loyalty.

Other words for fidelity

Opposites for fidelity

Other words from fidelity

  • non·fi·del·i·ty, noun
  • un·fi·del·i·ty, noun, plural un·fi·del·i·ties.

Words Nearby fidelity

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use fidelity in a sentence

British Dictionary definitions for fidelity

fidelity

/ (fɪˈdɛlɪtɪ) /


nounplural -ties
  1. devotion to duties, obligations, etc; faithfulness

  2. loyalty or devotion, as to a person or cause

  1. faithfulness to one's spouse, lover, etc

  2. adherence to truth; accuracy in reporting detail

  3. electronics the degree to which the output of a system, such as an amplifier or radio, accurately reproduces the characteristics of the input signal: See also high fidelity

Origin of fidelity

1
C15: from Latin fidēlitās, from fidēlis faithful, from fidēs faith, loyalty

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012