unfaithful
not faithful; false to duty, obligation, or promises; disloyal: Given how unfaithful the party has been to voters, it would be surprising if they won.
not sexually loyal to a spouse or lover; adulterous: She was concerned her husband would be unfaithful when he travelled.
not accurate or complete; inexact: The book was an unfaithful translation of the original.
Obsolete. without religious faith; unbelieving.
Origin of unfaithful
1Other words for unfaithful
Other words from unfaithful
- un·faith·ful·ly, adverb
- un·faith·ful·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use unfaithful in a sentence
In all their unfaithfulness, their very existence as a separate people is a standing miracle, witnessing to the truth of prophecy.
Separation and Service | James Hudson TaylorMay hung her head like one accused of gross unfaithfulness, with some show of reason.
A Houseful of Girls | Sarah TytlerI considered her as a person whose sole merit had lain in her innocence, and whose unfaithfulness robbed her of all her charms.
Queens of the French Stage | H. Noel WilliamsMost of the allusions are too slightly sketched to permit this; but one or two are like him in their unfaithfulness.
A Letter on Shakspere's Authorship of The Two Noble Kinsmen | William SpaldingDo men and women who are living in secret unfaithfulness hold exalted ideals of sex?
Sex=The Unknown Quantity | Ali Nomad
British Dictionary definitions for unfaithful
/ (ʌnˈfeɪθfʊl) /
not true to a promise, vow, etc
not true to a wife, husband, lover, etc, esp in having sexual intercourse with someone else
inaccurate; inexact; unreliable; untrustworthy: unfaithful copy
obsolete not having religious faith; infidel
obsolete not upright; dishonest
Derived forms of unfaithful
- unfaithfully, adverb
- unfaithfulness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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