Source : Webster's Revised Unabridged Dictionary (1913)

Concise \Con*cise"\, a. [L. concisus cut off, short, p. p. of
   concidere to cut to pieces; con- + caedere to cut; perh. akin
   to scindere to cleave, and to E. shed, v. t.; cf. F. concis.]
   Expressing much in a few words; condensed; brief and
   compacted; -- used of style in writing or speaking.

         The concise style, which expresseth not enough, but
         leaves somewhat to be understood.        --B. Jonson.

         Where the author is . . . too brief and concise,
         amplify a little.                        --I. Watts.

   Syn: Laconic; terse; brief; short; compendious; summary;
        succinct. See {Laconic}, and {Terse}.

Source : WordNet®

concise
     adj : expressing much in few words; "a concise explanation" [ant:
           {prolix}]