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dorsal

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dorsal

 

  5  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Neural  \Neu"ral\,  a.  [Gr.  ?  nerve.]  (Anat.  &  Zo["o]l.) 
  relating  to  the  nerves  or  nervous  system;  taining  to 
  situated  in  the  region  of  or  on  the  side  with  the  neural, 
  or  cerebro-spinal,  axis;  --  opposed  to  {hemal}.  As  applied  to 
  vertebrates,  neural  is  the  same  as  {dorsal};  as  applied  to 
  invertebrates  it  is  usually  the  same  as  ventral.  Cf  {Hemal}. 
 
  {Neural  arch}  (Anat.),  the  cartilaginous  or  bony  arch  on  the 
  dorsal  side  of  the  centrum  of  the  vertebra  in  a  segment  of 
  the  spinal  skeleton,  usually  inclosing  a  segment  of  the 
  spinal  cord. 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Posterior  \Pos*te"ri*or\  (p[o^]s*t[=e]"r[i^]*[~e]r),  a.  [L. 
  posterior,  compar.  of  posterus  coming  after  from  post  after 
  See  {Post-}.] 
  1.  Later  in  time;  hence  later  in  the  order  of  proceeding  or 
  moving  coming  after  --  opposed  to  {prior}. 
 
  Hesiod  was  posterior  to  Homer.  --Broome. 
 
  2.  Situated  behind;  hinder;  --  opposed  to  {anterior}. 
 
  3.  (Anat.)  At  or  toward  the  caudal  extremity;  caudal;  --  in 
  human  anatomy  often  used  for  {dorsal}. 
 
  4.  (Bot.)  On  the  side  next  the  axis  of  inflorescence;  --  said 
  of  an  axillary  flower.  --Gray. 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Dorsal  \Dor"sal\,  a.  [F.  dorsal,  LL  dorsalis,  fr  L.  dorsualis 
  fr  dorsum  back  cf  Gr  ?,  ?,  mountain  ridge.  Cf  {Dorse}, 
  {Dorsel},  {Dosel}.] 
  1.  (Anat.)  Pertaining  to  or  situated  near  the  back  or 
  dorsum,  of  an  animal  or  of  one  of  its  parts  notal; 
  tergal;  neural;  as  the  dorsal  fin  of  a  fish;  the  dorsal 
  artery  of  the  tongue;  --  opposed  to  {ventral}. 
 
  2.  (Bot.) 
  a  Pertaining  to  the  surface  naturally  inferior,  as  of  a 
  leaf. 
  b  Pertaining  to  the  surface  naturally  superior,  as  of  a 
  creeping  hepatic  moss. 
 
  {Dorsal  vessel}  (Zo["o]l.),  a  central  pulsating  blood  vessel 
  along  the  back  of  insects,  acting  as  a  heart. 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Dorsal  \Dor"sal\,  n.  [LL.  dorsale,  neut.  fr  dorsalis.  See 
  {Dorsal},  a.]  (Fine  Arts) 
  A  hanging,  usually  of  rich  stuff,  at  the  back  of  a  throne,  or 
  of  an  altar,  or  in  any  similar  position. 
 
  From  WordNet  r  1.6  [wn]: 
 
  dorsal 
  adj  1:  belonging  to  or  on  or  near  the  back  or  upper  surface  of  an 
  animal  or  organ  or  part  "the  dorsal  fin  is  the 
  vertical  fin  on  the  back  of  a  fish  and  certain  marine 
  mammals"  [ant:  {ventral}] 
  2:  (biology)  facing  away  from  the  axis  of  an  organ  or  organism; 
  "the  abaxial  surface  of  a  leaf  is  the  underside  or  side 
  facing  away  from  the  stem"  [syn:  {abaxial}]  [ant:  {adaxial}]




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