The Collaborative International Dictionary of English v.0.48:

Exinanite \Ex*in"a*nite\, v. t. [L. exinanitus, p. p. of
   exinanire; ex out (intens.) + inanire to make empty, inanis,
   empty.]
   To make empty; to render of no effect; to humble. [Obs.]
   --Bp. Pearson.
   [1913 Webster]