FIDEL'ITY, n. L. fidelitas, from fides, faith, fido, to trust. See Faith.
1. Faithfulness careful and exact observance of duty, or performance of obligations. We expect fidelity in a public minister, in an agent or trustee, in a domestic servant, in a friend.
The best security for the fidelity of men, is to make interest coincide with duty.
2. Firm adherence to a person or party with which one is united, or to which one is bound loyalty as the fidelity of subjects to their king or government the fidelity of a tenant or liege to his lord.
3. Observance of the marriage covenant as the fidelity of a husband or wife.
4. Honesty veracity adherence to truth as the fidelity of a witness.
The King James Bible has stood its ground for nearly 400 years. However, during that time the English language has changed, and with it the meanings of some words it used. Here are more than 6,500 words whose definitions have changed since 1611.Wikipedia
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