Source : Webster's Revised Unabridged Dictionary (1913)

Delineate \De*lin"e*ate\, a. [L. delineatus, p. p. of delineare
   to delineate; de- + lineare to draw, fr. linea line. See
   {Line}.]
   Delineated; portrayed. [R.]

Delineate \De*lin"e*ate\, v. t. [imp. & p. p. {Delineated}; p.
   pr. & vb. n. {Delineating}.]
   1. To indicate by lines drawn in the form or figure of; to
      represent by sketch, design, or diagram; to sketch out; to
      portray; to picture; in drawing and engraving, to
      represent in lines, as with the pen, pencil, or graver;
      hence, to represent with accuracy and minuteness. See
      {Delineation}.

            Adventurous to delineate nature's form. --Akenside.

   2. To portray to the mind or understanding by words; to set
      forth; to describe.

            Customs or habits delineated with great accuracy.
                                                  --Walpole.

Source : WordNet®

delineate
     adj : represented accurately or precisely [syn: {delineated}, {represented}]
           [ant: {undelineated}]

delineate
     v 1: delineate the form or outline of; "The tree was clearly
          defined by the light"; "The camera could define the
          smallest object" [syn: {define}]
     2: determine the essential quality of [syn: {specify}, {define},
         {delimit}, {delimitate}]
     3: trace the shape of [syn: {limn}, {outline}]
     4: make a mark or lines on a surface; "draw a line"; "trace the
        outline of a figure in the sand" [syn: {trace}, {draw}, {line},
         {describe}]
     5: describe in vivid detail