Obs. rare. [a. OFr. aprovant, pr. pple. of aprover: see APPROVE v.1 and -ANT.] The party offering proof. Cf. APPROVER1.

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1577–87.  Holinshed, Chron., III. 1256/2. Sir William de Facknaham … on the one side approvant; and this sir John Sitsylt … on the other side defendant.

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