fidelity
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English
Etymology
15th century, from Middle English , from Middle French fidélité, from Latin fidēlitās, from fidēlis (“faithful”), from fidēs (“faith, loyalty”) (English faith), from Proto-Indo-European *bʰidʰ-, zero-grade of *bʰeydʰ- (“to command, to persuade, to trust”) (English bide). Doublet of fealty.
Pronunciation
Noun
fidelity (countable and uncountable, plural fidelities)
- Faithfulness to one's duties.
- the fidelity of the civil servants
- Loyalty to one's spouse or partner, including abstention from cheating or extramarital affairs.
- Accuracy, or exact correspondence to some given quality or fact.
- The degree to which a system accurately reproduces an input.
- 2003, Proceedings of the Twenty-ninth International Conference on Very Large Databases, Berlin, Germany, 9-12 September, 2003, page 58:
- By placing them closer to the source, we can reduce the number of messages in the system and this in turn is likely to improve the fidelity of the system.
Quotations
- 2004, High-Fidelity Medical Imaging Displays, Aldo Badano, Michael J. Flynn, Jerzy Kanicki, →ISBN:
- 2008, David L. Nelson, Michael M. Cox, Absolute Ultimate Guide for Lehninger Principles of Biochemistry, →ISBN, page S-305:
- The isoleucyl-tRNA synthetase has a proofreading function that ensures the fidelity of the aminoacylation reaction, but the histidyl-tRNA synthetase lacks such a proofreading function.
Antonyms
Derived terms
Related terms
Translations
faithfulness to one's duties
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accuracy, or exact correspondence to some given quality or fact
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loyalty, especially to one's spouse
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the degree to which an electronic system accurately reproduces a given sound or image
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Further reading
- “fidelity”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.
- “fidelity”, in The Century Dictionary , New York, N.Y.: The Century Co., 1911, →OCLC.