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ephemeris

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ephemeris


  2  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Ephemeris  \E*phem"e*ris\,  n.;  pl  {Ephemerides}.  [L.,  a  diary, 
  Gr  ?,  also  a  calendar,  fr  ?.  See  {Ephemera}.] 
  1.  A  diary;  a  journal.  --Johnson. 
 
  2.  (Anat.) 
  a  A  publication  giving  the  computed  places  of  the 
  heavenly  bodies  for  each  day  of  the  year,  with  other 
  numerical  data,  for  the  use  of  the  astronomer  and 
  navigator;  an  astronomical  almanac;  as  the  ``American 
  Ephemeris  and  Nautical  Almanac.'' 
  b  Any  tabular  statement  of  the  assigned  places  of  a 
  heavenly  body,  as  a  planet  or  comet,  on  several 
  successive  days. 
 
  3.  (Literature)  A  collective  name  for  reviews,  magazines,  and 
  all  kinds  of  periodical  literature.  --Brande  &  C. 
 
  From  WordNet  r  1.6  [wn]: 
 
  ephemeris 
  n  :  an  annual  publication  containing  tables  that  give  the 
  positions  of  the  celestial  bodies  throughout  the  year; 
  "today  computers  calculate  the  ephemerides" 




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