fidelity

C2+ Topic:Abstract Ideas

US /fɪˈdɛlɪti/ UK /fɪˈdɛlɪti/ See IPA manual

noun

Meanings

1

noun
faithfulness or loyalty; accuracy of reproduction

The recording captured the concert with remarkable fidelity.

Thesaurus

Synonyms

1 noun · faithfulness or loyalty;... faithfulness loyalty allegiance devotion constancy accuracy exactness

Opposites

infidelity disloyalty treachery inaccuracy

Word family

Related forms fideismconfidefiduciaryfaith

Etymology

From Old French fidelité, from Latin fidelitas ('faithfulness'), from fidelis ('faithful'), from fides ('faith, trust'), from Proto-Indo-European *bʰeydʰ- ('to trust, confide').

fidelitas Latin fides Latin *bʰeydʰ- Proto-Indo-European

View etymology graph ->

Topics

Abstract Ideas Word Formation & Derivatives

# fidelity

**Type:** Word
**Level:** C2+
**Part of speech:** noun
**IPA (US):** fɪˈdɛlɪti
**IPA (UK):** fɪˈdɛlɪti

## Meanings
1. faithfulness or loyalty; accuracy of reproduction

## Examples
- The recording captured the concert with remarkable fidelity.

## Synonyms
- faithfulness
- loyalty
- allegiance
- devotion
- constancy
- accuracy
- exactness

## Antonyms
- infidelity
- disloyalty
- treachery
- inaccuracy

## Related Forms
- fideism
- confide
- fiduciary
- faith

## Roots and Affixes
- Root: fidelitas
- Root: fides
- Root: *bʰeydʰ-

## Etymology
From Old French fidelité, from Latin fidelitas ('faithfulness'), from fidelis ('faithful'), from fides ('faith, trust'), from Proto-Indo-European *bʰeydʰ- ('to trust, confide').

## AI Etymology
Fidelity comes from Old French fidelité, from Latin fidelitas ('faithfulness'), from fidelis ('faithful'), from fides ('faith, trust'), from Proto-Indo-European *bʰeydʰ- ('to trust, confide'). The etymological trail includes Latin fidelitas, Latin fides, and Proto-Indo-European *bʰeydʰ-. As a noun, fidelity names faithfulness or loyalty; accuracy of reproduction. The same family is visible in related forms such as fideism, confide, fiduciary, and faith.

## Topics
- Abstract Ideas
- Word Formation & Derivatives

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fidelity

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