Definition: graph

Source: WordNet (r) 1.7

graph
     n : a drawing illustrating the relations between certain
         quantities plotted with reference to a set of axes [syn:
         graphical record]
     v 1: represent by means of a graph
     2: plot upon a graph

Source: Webster's Revised Unabridged Dictionary (1913)

Graph \Graph\, n. [See -graph.] (Math.)
   1. A curve or surface, the locus of a point whose
      co["o]rdinates are the variables in the equation of the
      locus.

   2. A diagram symbolizing a system of interrelations by spots,
      all distinguishable from one another and some connected by
      lines of the same kind.

-graph \-graph\ (-gr[.a]f) [From Gr. gra`fein to write. See
   Graphic.] A suffix signifying something written, a writing;
   also, a writer; as autograph, crystograph, telegraph,
   photograph. Graphic \Graph"ic\ (gr[a^]f"[i^]k), Graphical
\Graph"ic*al\ (-[i^]*kal), a. [L. graphicus, Gr. grafiko`s, fr.
   gra`fein to write; cf. F. graphique. See Graft.]
   1. Of or pertaining to the arts of painting and drawing.

   2. Of or pertaining to the art of writing.

   3. Written or engraved; formed of letters or lines.

            The finger of God hath left an inscription upon all
            his works, not graphical, or composed of letters.
                                                  --Sir T.
                                                  Browne.

   4. Well delineated; clearly and vividly described.

   5. Having the faculty of, or characterized by, clear and
      impressive description; vivid; as, a graphic writer.

   Graphic algebra, a branch of algebra in which, the
      properties of equations are treated by the use of curves
      and straight lines.

   Graphic arts, a name given to those fine arts which pertain
      to the representation on a fiat surface of natural
      objects; as distinguished from music, etc., and also from
      sculpture.

   Graphic formula. (Chem.) See under Formula.

   Graphic granite. See under Granite.

   Graphic method, the method of scientific analysis or
      investigation, in which the relations or laws involved in
      tabular numbers are represented to the eye by means of
      curves or other figures; as the daily changes of weather
      by means of curves, the abscissas of which represent the
      hours of the day, and the ordinates the corresponding
      degrees of temperature.

   Graphical statics (Math.), a branch of statics, in which
      the magnitude, direction, and position of forces are
      represented by straight lines

   Graphic tellurium. See Sylvanite.>

Source: The Free On-line Dictionary of Computing (2003-OCT-10)

graph

   1. <mathematics> A collection of nodes and edges.

   See also connected graph, degree, directed graph, Moore
   bound, regular graph, tree.

   2.  A visual representation of algebraic equations
   or data.

   (1996-09-22)