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fidelity
/fɪˈdɛləti/
faithfulness
The artist's fidelity to the original novel made the film adaptation a critical success.
The film stayed true to the source material, which was praised by reviewers.
formal
Strict observance of promises, duties, or obligations; loyalty.
The soldier's fidelity to his country was unwavering even in the face of danger.
He remained devoted to his nation despite extreme hardships.
Often used in contexts of trust, such as relationships, professional duties, or artistic integrity.
Technology
technical
Accuracy in reproduction or representation; exactness.
The high-fidelity sound system ensured that the music was reproduced with perfect clarity.
The audio equipment maintained the original sound quality without distortion.
Commonly abbreviated as 'hi-fi' in audio equipment contexts.
Law
formal
In law, the quality of being faithful to a trust or duty.
The executor of the will must act with the highest fidelity to the deceased's wishes.
The trustee is legally bound to follow the will's instructions precisely.
Used in legal documents to describe adherence to agreements or trusts.
Collocations
marital fidelityfaithfulness in marriagehigh fidelityhigh-quality audio reproductionfidelity to dutystrict adherence to one's responsibilities
Related Phrases
Pro Tip
Avoid confusion with 'infidelity'
'Fidelity' implies faithfulness, while 'infidelity' refers to unfaithfulness. They are direct opposites, so context determines which is appropriate.
Gold Rule
Use 'fidelity' for formal contexts
Reserve 'fidelity' for situations involving trust, duty, or technical accuracy. For everyday loyalty, 'loyalty' or 'faithfulness' may be more natural.
Word Origin
From Latin *fidēlitās*, from *fidēlis* ('faithful'), derived from *fidēs* ('faith, trust'). Entered English in the 15th century via Old French *fidélité*.
Usage Notes
Fidelity is a formal term often used in contexts requiring trust or exactness. In relationships, it emphasizes commitment; in technology, it refers to precision in reproduction. Avoid using it casually for everyday loyalty.
Word Breakdown
fid-
faith, trust
root-el-
adjective-forming suffix
suffix-ity
state or quality of
suffixEnglish Dictionary