empirical

US /emˈpɪr.ɪ.kəl/
UK /emˈpɪr.ɪ.kəl/
"empirical" picture
1.

empirique, expérimental

based on, concerned with, or verifiable by observation or experience rather than theory or pure logic

:
The study provided strong empirical evidence for the effectiveness of the new drug.
L'étude a fourni des preuves empiriques solides de l'efficacité du nouveau médicament.
His conclusions were based on empirical data collected over many years.
Ses conclusions étaient basées sur des données empiriques recueillies sur de nombreuses années.