Definition of fidelity in English:

fidelity

noun

  • 1Faithfulness to a person, cause, or belief, demonstrated by continuing loyalty and support.

    ‘he sought only the strictest fidelity to justice’
    • ‘The various obligations of a fiduciary merely reflect different aspects of his core duties of loyalty and fidelity.’
    • ‘Both male and female adult polar bears captured in Manitoba and Ontario showed a high degree of fidelity over time to locations on shore.’
    • ‘I suppose my own lingering belief in some fidelity to the subject at hand as a mandate for teachers has always caused me to worry about overpersonalizing what I teach.’
    • ‘The Democrat Party, which had hitherto taken the notion of a ‘loyal opposition’ to extremes of patriotic fidelity, has also now broken ranks with a battered White House.’
    • ‘Of the four, he is the most faithful to the values they share, but it's his very loyalty and fidelity that ultimately doom him.’
    • ‘Mary, a devout Catholic, did little to impose her faith on Scotland, but had little support for this fidelity.’
    • ‘Muldoon's fidelity to his beliefs was considerable, but came to be compromised.’
    • ‘Yet literal-mindedness is not honesty or fidelity to truth - far from it.’
    • ‘Females demonstrate strong fidelity to the sites where they hatched, and they lead their mates back to those sites in the spring.’
    • ‘His political enemies cannot fault his character; the worst they can say is that his integrity and notorious fidelity are boring.’
    • ‘Respect and kindness, fidelity and sincerity, are no doubt the essential points which Judo students should particularly observe.’
    • ‘Adult females may simply show a higher degree of fidelity to specific areas than males when they come ashore to fast during the open water season.’
    • ‘The children may also feel that they themselves are demonstrating a lack of fidelity by supporting their remarrying parent.’
    • ‘Instead, any impulse for transparent dialogue is ritually displaced into domestic disputes about matters such as fidelity to the nation state during times of conflict.’
    • ‘Three types of territoriality were recognized according to the defense rate and degree of fidelity to the foraging site.’
    • ‘A covenant is more binding because it is not predicated on interest, but instead on loyalty, fidelity and holding together.’
    • ‘First, there is an implied term that the employee will serve the employer with loyalty and fidelity.’
    • ‘It survived and prospered thanks to the generosity and fidelity of thousands of volunteers who knew that if the young people were strong Ireland would be strong.’
    • ‘The George circle was close and intimate and his disciples vowed to perpetuate his memory by remaining faithful to his precepts of service, heroic values and fidelity to the ideal of the true Germany.’
    • ‘To demonstrate fidelity to the deceased family member, a band of wind and percussion instruments is often present to perform both traditional and popular music.’
    loyalty, allegiance, obedience, constancy, fealty, homage
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    1. 1.1 Sexual faithfulness to a spouse or partner.
      • ‘In fact, the history of AIDS in Uganda supports the Church's belief that abstinence and fidelity within marriage are actually the best ways to fight AIDS.’
      • ‘The study also revealed that only 7 couples had actually maintained sexual fidelity and none of the seven had been together more than 5 years.’
      • ‘Signals of fidelity and sexual restraint will be of value in a long-term partner, as this will help to increase a male's confidence of paternity in invested offspring.’
      • ‘Young women were expected to show sexual fidelity to their dating partner, but males were not.’
      • ‘The aspect of marriage that strikes me as most relevant to homosexual couples (especially men) is the promise of sexual fidelity.’
      • ‘Sexual fidelity, marriage, contraception, the Bible, all good.’
      • ‘Of course, sexual intimacy and fidelity between the sexes can be frustrating and exhausting, and particularly in a society which is increasingly predicated on other values.’
      • ‘With the decline in traditional patriarchy came a more virulent emphasis on female sexual fidelity and greater idealization of family harmony.’
      • ‘When was this promise of obedience and sexual fidelity made?’
      • ‘However, partner choice and partner fidelity can act independently of each other, and therefore the two mechanisms need to be distinguished.’
      • ‘Is sexual fidelity simply an elaborate social contract to keep the peace?’
      • ‘Sexual fidelity and honoring one's word (whether this involves a vow of marriage or a commitment to celibacy) go to the heart of who we are.’
      • ‘Generally, a husband and wife owe one another duties of mutual respect, fidelity and support.’
      • ‘She loved him, even though he was incapable of loyalty and fidelity and yet what choice did she have but to love him?’
      • ‘Marriage is still glamorous and still thought to include, as an aspiration, lifelong sexual fidelity.’
      • ‘One area in which men and women differ is the importance of their partner's sexual fidelity.’
      • ‘Children whose parents are split asunder by adultery have their assumptions about trust, fidelity and commitment greatly damaged.’
      • ‘Relationship experiences included status, selectiveness with partners, importance of steady partners, fidelity, and communication.’
      • ‘People's attitudes to sexual fidelity vary widely.’
      • ‘The problem I have with the presumption - as distinct from the conscious, informed choice - of sexual fidelity is that I think it closes off one way of learning.’
      faithfulness, loyalty, constancy
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    2. 1.2 The degree of exactness with which something is copied or reproduced.
      ‘the 1949 recording provides reasonable fidelity’
      • ‘It is a method for maximizing fidelity and dynamic range for a region of interest within a digitized medical image display.’
      • ‘It may even be possible for MP3 players to save energy by playing tunes at a slightly lower fidelity without a noticeable change in audio quality.’
      • ‘When you have a repertoire of moves, you have fidelity in copying.’
      • ‘Audio is Dolby Digital two-channel mono, with reasonable fidelity and a high degree of clarity.’
      • ‘As technology improves, these documents will continually approach actual performance fidelity.’
      • ‘The difference in audio fidelity between the iTunes options and WMA is quite striking to anyone with a decent pair of ears.’
      • ‘Dynamic range and fidelity are only slightly present with most all of the soundstage filtering through the front and center speakers only.’
      • ‘The sound has apparently been cleaned up substantially and given the limited degree of fidelity, does a fine job conveying both the dialogue and the rather hypnotic background music.’
      • ‘Actually, this is a pretty decent mix sporting dynamic range and medium fidelity.’
      • ‘This provides a measure of the potential fidelity of paleoecological reconstructions based on small samples of avian remains.’
      • ‘Because the genetic complement of the resultant daughter cells must be the same as the parental cell, DNA replication must possess a very high degree of fidelity.’
      • ‘Dynamic range and fidelity are limited by the source elements, but the sound does what is expected of it.’
      • ‘There's not a lot to report about this mix - it has little in the way of fidelity or dynamic range.’
      • ‘It's been accused of having marginal audio fidelity, easily scratched, too expensive and too easy to copy.’
      • ‘While he demonstrates admirable aural fidelity to the concept, ideally a more musically compelling evocation would have made a stronger impression.’
      • ‘The optical quality of the medium makes this fidelity possible by minimizing distortion.’
      • ‘For all that we now quest for absolute fidelity in recordings, I like the comforting scratch of an old record.’
      • ‘The result is maximum fidelity: a picture whose clarity, brilliance and color must be seen to be believed.’
      • ‘It would be unreasonable to expect a soundcard costing a few hundred dollars to approach the audio fidelity of a home system costing several times that amount.’
      • ‘The juxtaposition demonstrates the startling fidelity with which the director recreated his vision on screen.’
      accuracy, exactness, exactitude, precision, preciseness, correctness, scrupulousness
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Origin

Late Middle English: from Old French fidelite or Latin fidelitas, from fidelis ‘faithful’, from fides ‘faith’. Compare with fealty.

Pronunciation

fidelity

/fəˈdelədē//fəˈdɛlədi/