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Constancy vs Fidelity - What's the difference?

constancy | fidelity |

As nouns the difference between constancy and fidelity

is that constancy is the quality of being constant; steadiness or faithfulness in action, affections, purpose, etc while fidelity is faithfulness to one's duties.

constancy

English

Noun

(constancies)
  • (uncountable) The quality of being constant; steadiness or faithfulness in action, affections, purpose, etc.
  • * 1871 , , Descent of Man , ch. 7 "On the Races of Man,"
  • Constancy of character is what is chiefly valued and sought for by naturalists.
  • (countable) An unchanging quality or characteristic of a person or thing.
  • * 1602 , , All's Well That Ends Well , act 1, sc. 2,
  • younger spirits . . .
    whose constancies
    Expire before their fashions.

    References

    * * * * Oxford English Dictionary , 2nd ed., 1989. * Random House Webster's Unabridged Electronic Dictionary , 1987-1996.

    fidelity

    English

    Noun

  • Faithfulness to one's duties.
  • the fidelity of the civil servants
  • Loyalty to one's spouse or partner, including abstention from extramarital affairs (except in an open marriage).
  • 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 0819451916) * 2008 , David L. Nelson, Michael M. Cox, Absolute Ultimate Guide for Lehninger Principles of Biochemistry (ISBN 1429212411), 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.

    Derived terms

    * fidelitous * fidelity bond * high fidelity

    Antonyms

    * infidelity