reliability
US /rɪˌlaɪ.əˈbɪl.ə.t̬i/
UK /rɪˌlaɪ.əˈbɪl.ə.t̬i/

1.
fiabilité
the quality of being trustworthy or of performing consistently well
:
•
The reliability of the new system is excellent.
La fiabilité du nouveau système est excellente.
•
We need to improve the reliability of our data.
Nous devons améliorer la fiabilité de nos données.