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aphelion

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aphelion


  2  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Aphelion  \A*phel"ion\  (?;  277),  n.;  pl  {Aphelia}.  [Gr.  ?  +  ? 
  sun.]  (Astron.) 
  That  point  of  a  planet's  or  comet's  orbit  which  is  most 
  distant  from  the  sun,  the  opposite  point  being  the 
  perihelion. 
 
  From  WordNet  r  1.6  [wn]: 
 
  aphelion 
  n  :  apoapsis  in  solar  orbit;  the  point  in  the  orbit  of  a  planet 
  or  comet  that  is  at  the  greatest  distance  from  the  sun 
  [ant:  {perihelion}] 




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