Source : Webster's Revised Unabridged Dictionary (1913)

Provisionary \Pro*vi"sion*a*ry\, a.
   Provisional. --Burke.

Source : WordNet®

provisionary
     adj : under terms not final or fully worked out or agreed upon;
           "probationary employees"; "a provisional government";
           "just a tentative schedule" [syn: {probationary}, {provisional},
            {tentative}]