Dictionary
Thesaurus
Encyclopedia
Translator
Web

infidelity

 - 3 dictionary results

in⋅fi⋅del⋅i⋅ty

[in-fi-del-i-tee]
–noun, plural -ties.
1. marital disloyalty; adultery.
2. unfaithfulness; disloyalty.
3. lack of religious faith, esp. Christian faith.
4. a breach of trust or a disloyal act; transgression.

Origin:
1375–1425; late ME < L infidēlitās, equiv. to infidēli(s) unfaithful (see infidel ) + -tās -ty 2
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To infidelity
in·fi·del·i·ty   (ĭn'fĭ-děl'ĭ-tē)   
n.   pl. in·fi·del·i·ties
    1. Unfaithfulness to a sexual partner, especially a spouse.

    2. An act of sexual unfaithfulness.

  1. Lack of fidelity or loyalty.

  2. Lack of religious belief.

The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
Word Origin & History

infidelity 
1509, "want of faith, unbelief in religion," from L. infidelitas "unfaithfulness," noun of quality from infidelis (see infidel). Meaning "unfaithfulness or disloyalty to a person" is from 1529, originally to a sovereign, later 16c. to a lover or spouse.
Online Etymology Dictionary, © 2001 Douglas Harper
Cite This Source
Search another word or see infidelity on Thesaurus | Reference
FacebookTwitterFollow us: