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altitude

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altitude


  2  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Altitude  \Al"ti*tude\,  n.  [L.  altitudo  fr  altus  high.  Cf 
  {Altar},  {Haughty},  {Enhance}.] 
  1.  Space  extended  upward;  height;  the  perpendicular  elevation 
  of  an  object  above  its  foundation,  above  the  ground,  or 
  above  a  given  level,  or  of  one  object  above  another;  as 
  the  altitude  of  a  mountain,  or  of  a  bird  above  the  top  of 
  a  tree. 
 
  2.  (Astron.)  The  elevation  of  a  point,  or  star,  or  other 
  celestial  object,  above  the  horizon,  measured  by  the  arc 
  of  a  vertical  circle  intercepted  between  such  point  and 
  the  horizon.  It  is  either  true  or  apparent;  true  when 
  measured  from  the  rational  or  real  horizon,  apparent  when 
  from  the  sensible  or  apparent  horizon. 
 
  3.  (Geom.)  The  perpendicular  distance  from  the  base  of  a 
  figure  to  the  summit,  or  to  the  side  parallel  to  the  base; 
  as  the  altitude  of  a  triangle,  pyramid,  parallelogram, 
  frustum,  etc 
 
  4.  Height  of  degree;  highest  point  or  degree. 
 
  He  is  [proud]  even  to  the  altitude  of  his  virtue. 
  --Shak. 
 
  5.  Height  of  rank  or  excellence;  superiority.  --Swift. 
 
  6.  pl  Elevation  of  spirits;  heroics;  haughty  airs.  [Colloq.] 
  --Richardson. 
 
  The  man  of  law  began  to  get  into  his  altitude.  --Sir 
  W.  Scott. 
 
  {Meridian  altitude},  an  arc  of  the  meridian  intercepted 
  between  the  south  point  on  the  horizon  and  any  point  on 
  the  meridian.  See  {Meridian},  3. 
 
  From  WordNet  r  1.6  [wn]: 
 
  altitude 
  n  1:  elevation  esp  above  sea  level  or  the  earth's  surface  [syn:  {height}] 
  2:  the  perpendicular  distance  from  the  base  of  a  geometric 
  figure  to  opposite  vertex  (or  side  if  parallel) 
  3:  angular  distance  above  the  horizon  (especially  of  a 
  celestial  object)  [syn:  {elevation},  {EL},  {ALT}] 




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