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medullarymore about medullary

medullary


  2  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Medullary  \Med"ul*la*ry\,  a.  [L.  medullaris  fr  medulla  marrow: 
  cf  F.  m['e]dullaire.] 
  1.  (Anat.) 
  a  Pertaining  to  consisting  of  or  resembling,  marrow  or 
  medulla. 
  b  Pertaining  to  the  medula  oblongata. 
 
  2.  (Bot.)  Filled  with  spongy  pith;  pithy. 
 
  {Medullary  groove}  (Anat.),  a  groove,  in  the  epiblast  of  the 
  vertebrate  blastoderm,  the  edges  of  which  unite,  making  a 
  tube  (the  medullary  canal)  from  which  the  brain  and  spinal 
  cord  are  developed. 
 
  {Medullary  rays}  (Bot.),  the  rays  of  cellular  tissue  seen  in 
  a  transverse  section  of  exogenous  wood,  which  pass  from 
  the  pith  to  the  bark. 
 
  {Medullary  sheath}  (Anat.),  the  layer  of  white  semifluid 
  substance  (myelin),  between  the  primitive  sheath  and  axis 
  cylinder  of  a  medullated  nerve  fiber. 
 
  From  WordNet  r  1.6  [wn]: 
 
  medullary 
  adj  1:  containing  or  consisting  of  or  resembling  bone  marrow 
  2:  of  or  relating  to  the  medulla  oblongata 
  3:  of  or  relating  to  the  medulla  of  any  body  part 




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