driving
US /ˈdraɪ.vɪŋ/
UK /ˈdraɪ.vɪŋ/

1.
impulsor, torrencial
having a strong influence on someone or something
:
•
His ambition is the driving force behind his success.
Su ambición es la fuerza impulsora detrás de su éxito.
•
The driving rain made visibility very poor.
La lluvia torrencial hizo que la visibilidad fuera muy pobre.