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English Dictionary: Diameter by the DICT Development Group
3 results for Diameter
From WordNet (r) 3.0 (2006) [wn]:
  1. the length of a straight line passing through the center of a circle and connecting two points on the circumference
    Synonym(s): diameter, diam
  2. a straight line connecting the center of a circle with two points on its perimeter (or the center of a sphere with two points on its surface)
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
   Diameter \Di*am"e*ter\, n. [F. diam[8a]tre, L. diametros, fr.
      Gr. [?]; dia` through + [?] measure. See {Meter}.]
      1. (Geom.)
            (a) Any right line passing through the center of a figure
                  or body, as a circle, conic section, sphere, cube,
                  etc., and terminated by the opposite boundaries; a
                  straight line which bisects a system of parallel
                  chords drawn in a curve.
            (b) A diametral plane.
      2. The length of a straight line through the center of an
            object from side to side; width; thickness; as, the
            diameter of a tree or rock.
      Note: In an elongated object the diameter is usually taken at
               right angles to the longer axis.
      3. (Arch.) The distance through the lower part of the shaft
            of a column, used as a standard measure for all parts of
            the order. See {Module}.
      {Conjugate diameters}. See under {Conjugate}.

From The Free On-line Dictionary of Computing (15Feb98) [foldoc]:
      The diameter of a {graph} is the maximum value of the minimum
      distance between any two nodes.
No guarantee of accuracy or completeness!
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