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eccentricity

## eccentricity

```  3  definitions  found

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

Eccentricity  \Ec`cen*tric"i*ty\,  n.;  pl  {Eccentricities}.  [Cf.
F.  excentricit['e].]
1.  The  state  of  being  eccentric;  deviation  from  the  customary
line  of  conduct;  oddity.

2.  (Math.)  The  ratio  of  the  distance  between  the  center  and
the  focus  of  an  ellipse  or  hyperbola  to  its
semi-transverse  axis.

3.  (Astron.)  The  ratio  of  the  distance  of  the  center  of  the
orbit  of  a  heavenly  body  from  the  center  of  the  body  round
which  it  revolves  to  the  semi-transverse  axis  of  the
orbit.

4.  (Mech.)  The  distance  of  the  center  of  figure  of  a  body,  as
of  an  eccentric,  from  an  axis  about  which  it  turns;  the
throw.

From  WordNet  r  1.6  [wn]:

eccentricity
n  1:  strange  and  unconventional  behavior
2:  (geometry)  a  ratio  describing  the  shape  of  a  conic  section;
the  ratio  of  the  distance  between  the  foci  to  the  length
of  the  major  axis;  "a  circle  is  an  ellipse  with  zero
eccentricity"
3:  a  circularity  that  has  a  different  center  or  deviates  from  a
circular  path  [ant:  {concentricity}]

From  THE  DEVIL'S  DICTIONARY  ((C)1911  Released  April  15  1993)  [devils]:

ECCENTRICITY,  n.  A  method  of  distinction  so  cheap  that  fools  employ
it  to  accentuate  their  incapacity.

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