infidelity
noun
in·fi·del·i·ty
ˌin-fə-ˈde-lə-tē 
-(ˌ)fī-
plural infidelities
1
a
: the act or fact of having a romantic or sexual relationship with someone other than one's husband, wife, or partner
b
: unfaithfulness to a moral obligation : disloyalty
2
: lack of belief in a religion
Synonyms
Examples of infidelity in a Sentence
She was convinced that her husband was guilty of infidelity.
He has admitted to a number of marital infidelities.
Recent Examples on the Web
Directed by Kim Ki-young, the film is a cautionary tale about the dangers of infidelity, following a couple that hires a maid to help around the house while the wife is pregnant, only to have the girl (Lee Eun-shim) destroy the family from the inside out.
—
EW.com, 2 June 2024
Connecting the Dots: As rumors circulated of Trump’s reported infidelity, two accounts of women being paid to stay silent about their encounters became central to his indictment.
—Maggie Haberman, New York Times, 1 June 2024
From fraught relationships with his parents (Carmichael’s devout Christian mother struggles to accept her gay son, while his dad remains tight-lipped about his decades of infidelity) to his seemingly compulsive cheating on a boyfriend, the series dives deep into its subject’s psychology.
—Judy Berman, TIME, 30 May 2024
His most recent release, 2022’s Mr. Morale & The Big Steppers, was a challenging listen exploring Kendrick’s infidelity as well as themes of abuse that didn’t initially resonate with a mainstream audience, but helped to cement his status as hip-hop’s moral compass.
—Hazlitt, 30 May 2024
See all Example Sentences for infidelity 
EW.com, 2 June 2024
Connecting the Dots: As rumors circulated of Trump’s reported infidelity, two accounts of women being paid to stay silent about their encounters became central to his indictment.
—Maggie Haberman, New York Times, 1 June 2024
From fraught relationships with his parents (Carmichael’s devout Christian mother struggles to accept her gay son, while his dad remains tight-lipped about his decades of infidelity) to his seemingly compulsive cheating on a boyfriend, the series dives deep into its subject’s psychology.
—Judy Berman, TIME, 30 May 2024
His most recent release, 2022’s Mr. Morale & The Big Steppers, was a challenging listen exploring Kendrick’s infidelity as well as themes of abuse that didn’t initially resonate with a mainstream audience, but helped to cement his status as hip-hop’s moral compass.
—Hazlitt, 30 May 2024
See all Example Sentences for infidelity
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'infidelity.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Articles Related to infidelity
Dictionary Entries Near infidelity
Cite this Entry
“Infidelity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/infidelity. Accessed 8 Jun. 2024.
Copy CitationKids Definition
infidelity
noun
in·fi·del·i·ty
ˌin-fə-ˈdel-ət-ē
-(ˌ)fī-
plural infidelities
1
: lack of faith in a religion
2
: unfaithfulness especially to one's husband or wife
Love words? Need even more definitions?
Merriam-Webster unabridged
Share