fidelity

忠実度

録音や画像、システムが元の音、絵、情報をどれほど正確に再現するか。

やさしい英語で： How closely a recording, image, or system matches the original sound, picture, or information.

• These speakers offer excellent sound fidelity.
• The copy preserves the original image with high fidelity.
• Compression can reduce the fidelity of a recording.

類義語： accuracy, faithfulness

よく使う表現： high fidelity, low fidelity, audio fidelity

忠誠、貞節

人や集団、国、務めに対して忠実であること。

やさしい英語で： Loyalty to a person, group, country, or duty.

• They promised each other fidelity.
• Her fidelity to the party never changed.
• He questioned his partner’s fidelity after finding the messages.

使い方： fidelity to someone/something (His fidelity to his country was unquestioned.)

類義語： loyalty, faithfulness, allegiance

反対語： disloyalty, infidelity

よく使う表現： marital fidelity, fidelity to someone, fidelity to something

忠実さ

自分の義務をきちんと果たし、約束を守ること。

やさしい英語で： Careful loyalty to your duties and promises.

• Her fidelity to duty impressed everyone.
• The role demands fidelity to professional responsibilities.
• He served with fidelity throughout his career.

使い方： fidelity to something (She showed fidelity to her responsibilities.)

類義語： faithfulness, loyalty

よく使う表現： fidelity to duty, professional fidelity