Fidelity

/fɪˈdɛl.ɪ.ti/

Meaning & Definition

noun
Faithfulness to a person, cause, or belief, demonstrated by continuing loyalty and support.
Her fidelity to her friends was evident when she stood by them during difficult times.
The degree to which an electronic system accurately reproduces its input signal.
The sound system offers high fidelity, making every note crystal clear.
The quality of being faithful or devoted.
He showed remarkable fidelity to his principles, refusing to compromise under pressure.

Etymology

Late Middle English: from Latin 'fidelitas', from 'fidelis' meaning 'faithful'.

Common Phrases and Expressions

blind fidelity
Complete loyalty regardless of circumstances.
fidelity to duty
Commitment to responsibilities and obligations.
fidelity bond
A type of insurance protecting against losses caused by dishonest acts of employees.

Related Words

loyalty
The quality of being faithful to someone or something.
faithfulness
The state of being true to one's word, promises, or vows.
devotion
Love, loyalty, or enthusiasm for a person, activity, or cause.

Slang Meanings

True to the game
He always stays true to the game, showing his fidelity to the sport.
Ride or die
She's my ride or die; her fidelity to our friendship is unwavering.