Source : Webster's Revised Unabridged Dictionary (1913)

Certificate \Cer*tif"i*cate\, v. t. [imp. & p. p.
   {Certificated}; p. pr. & vb. n. {Certificating}.] [See
   {Certify}.]
   1. To verify or vouch for by certificate.

   2. To furnish with a certificate; as, to certificate the
      captain of a vessel; a certificated teacher.

Source : WordNet®

certificated
     adj : officially documented; "a certified public accountant" [syn:
            {credentialed}, {documented}]