Source : Webster's Revised Unabridged Dictionary (1913)

Et cetera \Et` cet"e*ra\, Et caetera \Et` c[ae]t"e*ra\ . [L. et
   and + caetera other things.]
   Others of the like kind; and the rest; and so on; -- used to
   point out that other things which could be mentioned are to
   be understood. Usually abbreviated into etc. or &c. (&c).
   --Shak.