Get Affordable VMs - excellent virtual server hosting


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

mediastinummore about mediastinum

mediastinum


  2  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Mediastine  \Me`di*as"tine\,  Mediastinum  \Me`di*as*ti"num\,  n. 
  [NL.  mediastinum,  fr  L.  medius  middle;  cf  mediastinus 
  helper,  a  menial  servant,  LL  mediastinus  equiv.  to  medius: 
  cf  F.  m['e]diastin.]  (Anat.) 
  A  partition;  a  septum;  specifically,  the  folds  of  the  pleura 
  (and  the  space  included  between  them)  which  divide  the  thorax 
  into  a  right  and  left  cavity.  The  space  included  between 
  these  folds  of  the  pleura,  called  the  mediastinal  space, 
  contains  the  heart  and  gives  passage  to  the  esophagus  and 
  great  blood  vessels. 
 
  From  WordNet  r  1.6  [wn]: 
 
  mediastinum 
  n  :  the  part  of  the  thoracic  cavity  between  the  lungs  that 
  contains  the  heart  and  aorta  and  esophagus  and  trachea 
  and  thymus 




more about mediastinum