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retrogressionmore about retrogression

retrogression


  2  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Retrogression  \Re`tro*gres"sion\,  n.  [Cf.  F.  r['e]trogression. 
  See  {Retrograde},  and  cf  {Digression}.] 
  1.  The  act  of  retrograding,  or  going  backward; 
  retrogradation. 
 
  2.  (Biol.)  Backward  development;  a  passing  from  a  higher  to  a 
  lower  state  of  organization  or  structure,  as  when  an 
  animal,  approaching  maturity,  becomes  less  highly 
  organized  than  would  be  expected  from  its  earlier  stages 
  or  known  relationship.  Called  also  {retrograde 
  development},  and  {regressive  metamorphism}. 
 
  From  WordNet  r  1.6  [wn]: 
 
  retrogression 
  n  1:  passing  from  a  more  complex  to  a  simpler  biological  form 
  [syn:  {degeneration}] 
  2:  returning  to  a  former  state  [syn:  {regression},  {regress},  {reversion}, 
  {retroversion}] 




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