4  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Reflex  \Re"flex\  (r?"fl?ks),  a.  [L.  reflexus  p.  p.  of 
  reflectere:  cf  F.  r['e]flexe.  See  {Reflect}.] 
  1.  Directed  back  attended  by  reflection;  retroactive; 
  introspective. 
 
  The  reflex  act  of  the  soul,  or  the  turning  of  the 
  intellectual  eye  inward  upon  its  own  actions.  --Sir 
  M.  Hale. 
 
  2.  Produced  in  reaction,  in  resistance,  or  in  return. 
 
  3.  (Physiol.)  Of  pertaining  to  or  produced  by  stimulus  or 
  excitation  without  the  necessary  intervention  of 
  consciousness. 
 
  {Reflex  action}  (Physiol.),  any  action  performed 
  involuntarily  in  consequence  of  an  impulse  or  impression 
  transmitted  along  afferent  nerves  to  a  nerve  center,  from 
  which  it  is  reflected  to  an  efferent  nerve,  and  so  calls 
  into  action  certain  muscles,  organs,  or  cells. 
 
  {Reflex  nerve}  (Physiol.),  an  excito-motory  nerve.  See 
  {Exito-motory}. 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Reflex  \Re"flex\  (r?"fl?ks;  formerly  r?*fl?ks"),  n.  [L.  reflexus 
  a  bending  back  See  {Reflect}.] 
  1.  Reflection;  the  light  reflected  from  an  illuminated 
  surface  to  one  in  shade. 
 
  Yon  gray  is  not  the  morning's  eye,  'Tis  but  the  pale 
  reflex  of  Cynthia's  brow.  --Shak. 
 
  On  the  depths  of  death  there  swims  The  reflex  of  a 
  human  face.  --Tennyson. 
 
  2.  (Physiol.)  An  involuntary  movement  produced  by  reflex 
  action 
 
  {Patellar  reflex}.  See  {Knee  jerk},  under  {Knee}. 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Reflex  \Re*flex"\  (r?*fl?ks"),  v.  t.  [L.  reflexus  p.  p.  of 
  reflectere  See  {Reflect}.] 
  1.  To  reflect.  [Obs.]  --Shak. 
 
  2.  To  bend  back  to  turn  back  --J.  Gregory. 
 
  From  WordNet  r  1.6  [wn]: 
 
  reflex 
  adj  :  (physiology)  without  volition  or  conscious  control;  "the 
  automatic  shrinking  of  the  pupils  of  the  eye  in  strong 
  light";  "a  reflex  knee  jerk";  "sneezing  is  reflexive" 
  [syn:  {automatic},  {reflex(a)},  {reflexive}] 
  n  :  an  automatic  reaction  [syn:  {physiological  reaction}] 

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