mediative

From mediate +‎ -ive.

mediative (not comparable)

1. Pertaining to mediation; that mediates

   mediative efforts

   • 1847, B[enjamin] Disraeli, Tancred: Or, The New Crusade. […], volume (please specify |volume=I to III), London: Henry Colburn, […], →OCLC:

     The consequence of our consultations was, that some Northern power should be applied to in a friendly and mediative capacity

• “mediative”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.