Source : Webster's Revised Unabridged Dictionary (1913)

Sedimentary \Sed`i*men"ta*ry\, a. [Cf. F. s['e]dimentaire.]
   Of or pertaining to sediment; formed by sediment; containing
   matter that has subsided.

   {Sedimentary rocks}. (Geol.) See {Aqueous rocks}, under
      {Aqueous}.

Source : WordNet®

sedimentary
     adj : resembling or containing or formed by the accumulation of
           sediment; "sedimentary deposits"