1. Persévérance. Constance dans l'effort.
2. Stabilité. Constance d'un phénomène.
1. Steadfastness of mind under duress; fortitude
2. Fidelity, loyalty
3. A state of being constant or unchanging
ETYM Latin fidelitas: cf. French fidélité. Related to Fealty.
1. Accuracy with which an electronic system reproduces the sound or image of its input signal.
2. The quality of being faithful; SYN. faithfulness.