Probationary

a.

1.

Of or pertaining to probation; serving for trial. To consider this life . . . as a probationary state. - Paley.

Adj.

1.

probationary - under terms not final or fully worked out or agreed upon; "probationary employees"; "a provisional government"; "just a tentative schedule" Synonyms: provisional, provisionary, tentative

cut-and-try, empirical, experimental, heuristic, hit-or-miss, on probation, pilot, probational, probative, probatory, proving, provisional, tentative, test, testing, trial, trial-and-error, trying, verificatory