This is the 2712th most frequent Portuguese word.
provisória
Temporary.
Here, 'provisória' is used as an adjective to describe the solution, indicating that it is temporary or not yet final.
Essa solução é apenas provisória até decidirmos algo definitivo.
This solution is only temporary until we decide on something final.
In this sentence, 'provisório' ('provisória' agreeing with 'emprego') describes the job status, suggesting that it is conditional or not permanent.
O emprego dela é provisório e depende do desempenho nos próximos meses.
Her job is provisional and depends on her performance in the coming months.
In this example, 'provisória' is modifying 'ferramenta', expressing the concept of temporariness until a permanent solution is available.