browse words by letter
a b c d e f g h i j k l m n o p q r s t u v w x y z
diameter

## diameter

3  definitions  found

From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]:

Diameter  \Di*am"e*ter\,  n.  [F.  diam[`e]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  WordNet  r  1.6  [wn]:

diameter
n  1:  the  length  of  a  straight  line  passing  through  the  center  of
a  circle  and  connecting  two  points  on  the  circumference
[syn:  {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  The  Free  On-line  Dictionary  of  Computing  (13  Mar  01)  [foldoc]:

diameter

The  diameter  of  a  {graph}  is  the  maximum  value  of  the  minimum
distance  between  any  two  nodes.