1. Plural of fidelity; the quality of being faithful or loyal to a person, cause, or duty.
Usage: Most common sense; often used in formal or serious contexts
2. Plural of fidelity; accuracy in reproduction or representation of sound, image, or detail.
Usage: Technical sense; used in audio, video, and data contexts

Examples

• The soldiers demonstrated remarkable fidelities to their country and their oath.
• Her fidelities to her family were unwavering throughout her life.
• High-fidelity speakers reproduce sound with greater fidelities than standard models.
• The museum's restoration team maintained strict fidelities to the original artwork.
• Different recording formats offer varying levels of audio fidelities.
• The company valued employee fidelities and rewarded long-term commitment.