Source : Webster's Revised Unabridged Dictionary (1913)

Instaurate \In*stau"rate\, v. t. [imp. & p. p. {Instaurated}; p.
   pr. & vb. n. {Instaurating}.] [L. instauratus, p. p. of
   instaurare to renew. See 1st {In-}, and {Store}.]
   To renew or renovate. [R.]