Definition of infidelity in English:


Line breaks: in|fi¦del|ity
Pronunciation: /ɪnfɪˈdɛlɪti

noun (plural infidelities)

[mass noun]
  • 2Disbelief in a particular religion, especially Christianity.
    More example sentences
    • It is said that he wouldn't stay in a room with men whose conversation was marked by infidelity and blasphemy.
    • As a result of their infidelity, the people descended into moral and spiritual corruption.
    • They are the righteous ones whose garments have not been soiled by infidelity to the patron of the universe.


late Middle English (in the senses 'lack of faith' and 'disloyalty'): from Old French infidelite or Latin infidelitas, from infidelis 'not faithful' (see infidel).

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