probatory
/prɒˈbætəri/Definitions
1. adjective
of or pertaining to a probation or trial; experimental or tentative
“The probatory evidence collected during the investigation was used to build a strong case.”
2. noun
a place or situation where something is tested or tried, especially a courtroom or a laboratory
“The probatory was set up to test the new medical equipment before it was used on patients.”