Last Updated：2025/11/20

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Unfaithfulness in a marriage or an intimate relationship: practice or instance of having a sexual or romantic affair with someone other than one's spouse, without the consent of the spouse.

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infidelity

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Source Word

infidelity

IPA(Pronunciation)

/ˌɪnfɪˈdɛlɪti/

Noun

countable uncountable

Unfaithfulness in a marriage or an intimate relationship: practice or instance of having a sexual or romantic affair with someone other than one's spouse, without the consent of the spouse.

Japanese Meaning

不貞：結婚または親密な関係において、配偶者やパートナー以外の相手と性的または恋愛的な関係を持つこと。

What is this buttons?

After the public revelation of his infidelity, their marriage never recovered.

Google Translation / DeepL Translation

彼の不貞が公になった後、彼らの結婚生活は二度と元に戻らなかった。

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Sense（1）

Unfaithfulness in a marriage or an intimate relationship: practice or instance of having a sexual or romantic affair with someone other than one's spouse, without the consent of the spouse.

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Sense（2）

Unfaithfulness in some other moral obligation.

It was disastrous that England's infidelity towards Frederick the Great — which no one, not even a German, condemned more strongly than did William Pitt — had to affect one of the most popular heroes of our national history.

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Sense（3）

Lack of religious belief.

The means used to this purpose are partly didactical, and partly protreptical; demonstrating the truth of the gospel, and then urging the professors of those truths to be stedfast in the faith, and to beware of infidelity.

Google Translation / DeepL Translation

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infidelities

（ plural ）

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infidelity

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