Hexagram

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Hexagram \Hex"a*gram\, n. [Hexa- + -gram.]
     A figure of six lines; specif.:
     (a) A figure composed of two equal triangles intersecting so
         that each side of one triangle is parallel to a side of
         the other, and the six points coincide with those of a
         hexagon.


     (b) In Chinese literature, one of the sixty-four figures
         formed of six parallel lines (continuous or broken),
         forming the basis of the I Ching (Yih King), or "Book of
         Changes." --S. W. Williams.
         [Webster 1913 Suppl.]

From WordNet (r) 2.0 [wn]:

  hexagram
       n : a regular polygon formed by extending each of the sides of a
           regular hexagon to form two equilateral triangles