perspicacious

US /ˌpɝː.spɪˈkeɪ.ʃəs/
UK /ˌpɝː.spɪˈkeɪ.ʃəs/
"perspicacious" picture
1.

perspicace, acuto, sagace

having a ready insight into and understanding of things

:
The perspicacious detective quickly solved the complex case.
Il detective perspicace risolse rapidamente il caso complesso.
Her perspicacious observations helped us understand the problem better.
Le sue osservazioni perspicaci ci hanno aiutato a capire meglio il problema.