noun

fidelity

fi-DEL-uh-tee/fɪˈdeləti/

Faithful adherence to a person or an established original.

The artist copies the original painting with remarkable fidelity.

An artist faithfully reproduces an original painting, with the original and nearly finished copy side by side so their precisely matching composition, shapes, and colors are immediately visible.
Etymology

The quality of being faithful extends from loyalty to people and duties to faithfulness to truth or reality. This connects personal devotion with accurate adherence to an original source.

In context

The Catholic Crusade44:00
We promise to be faithful to You for the rest of our lives and to observe with fidelity Your Holy Commandments.
HOLY FACE OF JESUS Novena - (Prayers for all 9 days)

More examples

  • Their marriage depends on mutual trust and fidelity.
  • Her fidelity to the cause never wavers.
  • The translation preserves the poem's meaning with great fidelity.

Forms

infidelity noun — Unfaithfulness to a spouse or romantic partner.

Similar words

loyalty
Emphasizes continued support rather than accuracy in reproducing an original.
accuracy
Emphasizes correctness, not necessarily faithfulness to a particular original.