Source : Webster's Revised Unabridged Dictionary (1913)

Summarize \Sum"ma*rize\, v. t.
   To comprise in, or reduce to, a summary; to present briefly.
   --Chambers.

Source : WordNet®

summarize
     v 1: give a summary (of); "he summed up his results"; "I will now
          summarize" [syn: {sum up}, {summarise}, {resume}]
     2: be a summary of; "The abstract summarizes the main ideas in
        the paper" [syn: {summarise}, {sum}, {sum up}]